{"id":139,"date":"2019-06-23T18:14:00","date_gmt":"2019-06-23T18:14:00","guid":{"rendered":"https:\/\/wp.bridgewater.edu\/?page_id=139"},"modified":"2025-08-20T16:02:27","modified_gmt":"2025-08-20T16:02:27","slug":"precalculus","status":"publish","type":"page","link":"https:\/\/wp.bridgewater.edu\/bcmathematics\/precalculus\/","title":{"rendered":"Precalculus"},"content":{"rendered":"\n<p id=\"top_of_page\">Table of Contents<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"#unit_circle\">Unit Circle<\/a><\/li>\n\n\n\n<li><a href=\"#inverse_functions\">Inverse Trig Functions<\/a><\/li>\n\n\n\n<li><a href=\"#right_triangle_trig\">Right Triangle Trig<\/a><\/li>\n\n\n\n<li><a href=\"#graph_sincos\">Graphing Sine and Cosine Functions<\/a><\/li>\n\n\n\n<li><a href=\"#graph_othertrig\">Graphing Other Trig Functions<\/a><\/li>\n\n\n\n<li><a href=\"#trig_id\">Verify Trig Identities<\/a><\/li>\n\n\n\n<li><a href=\"#trig_equations\">Solving Trig Equations<\/a><\/li>\n\n\n\n<li><a href=\"#sum_difference\">Sum and Difference Formulas<\/a><\/li>\n\n\n\n<li><a href=\"#half_angle\">Half-Angle Formulas<\/a><\/li>\n\n\n\n<li><a href=\"#complex_numbers\">Complex Numbers<\/a><\/li>\n\n\n\n<li><a href=\"#additional_resources\">Other Resources<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-center\" id=\"unit_circle\"><strong>Unit Circle<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #1 &#8211; Quadrantal Angles<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.2.B Exact Values of Trig Functions Quadrantal\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/5bVMRS_a7pE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #2 &#8211; Pi\/6 Angles<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.2.C1 Exact Values of Trig Functions Non-Quadrantal 30\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/-4UmmnpJA6I?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #3 &#8211; Pi\/4 Angles<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.2.C2 Exact Values of Trig Functions Non-Quadrantal 45\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/mrNTlHEa9WE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #4 &#8211; Pi\/3 Angles<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.2.C3 Exact Values of Trig Functions Non-Quadrantal 60\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/F0lZraPljFA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #5 &#8211; Examples<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.2.C4 Exact Values of Trig Functions Non-Quadrantal\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/woJKRjY6P4g?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #6 &#8211; Memorizing the Unit Circle<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.2.C5 Memorizing the Unit Circle\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/LyyXyyi7Sfw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/hsi3npaoanxgwvr50hqh7rke1jowlrna\" target=\"_blank\" rel=\"noopener noreferrer\">Blank Unit Circle<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/cn87io04lf3xeva3g3vf4b519c4o72jy\" target=\"_blank\" rel=\"noopener noreferrer\">Unit Circle Filled-In<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/5eak2s17birq1erlv3jrixj39q8n7ab6\">Unit Circle Practice<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/ziz3093koh9emiuwaw74e8mmgaqmb7wq\">Unit Circle Practice Solutions<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center\" id=\"inverse_functions\"><strong>Inverse Trig Functions<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #1 &#8211; Inverse Sine<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.7.A1 Inverse Sin\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/BLsUM8pZNAo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #2 &#8211; Inverse Cosine<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.7.A2 Inverse Cos\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/i84GnKku2do?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #3 &#8211; Inverse Tangent<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.7.A3 Inverse Tan\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/6GK788MozBY?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #4 &#8211; Other Inverses<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.7.A4 Other Inverses\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/2a7g_MhnXJE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/lbm6ap2yqrd5fv1hpsiig9zxxea5d7bi\">Inverse Trig Functions Practice<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/frx87hlb56pc3uuk9zpj9pcu15f7ymap\">Inverse Trig Functions Solutions<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center\" id=\"right_triangle_trig\"><strong>Right Triangle Trig<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #1 &#8211; Right Triangle Trig Definitions<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.3.A Right Triangle Trig Definitions\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/WaVOWajKlAo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #2 &#8211; Find Trig Values from a Right Triangle<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.3.B Find Trig Functions\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/ebzsrRwgWVg?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #3 &#8211; Application<\/em>s<em> &#8211; Finding a Missing Side in a Right Triangle<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.3.C Applications\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/wGs7uEE8Qx4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #4 &#8211; Solving a Right Triangle<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.8.A Solve a Right Triangle\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/pyruc-Bw2XM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #5 &#8211; Applications &#8211; Finding a Missing Angle in a Right Triangle<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.8.B Applications\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/NY56358F5Ys?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/evpfnrqnddvfu9fy1ldp9exdnwzxc19n\">Right Triangle Trig Practice<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/2uhibrtiie6pu8bj22g09mkla8em7u7f\">Right Triangle Trig Solutions<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center\" id=\"graph_sincos\"><strong>Graphing Sine and Cosine Functions<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #1 &#8211; Graphs and Properties of Sine and Cosine<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.5.A Graphs and Properties of Sin and Cos\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/Npd300t6bGM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #2 &#8211; Sin\/Cos Using Amplitude and Period Example 1<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.5.B1 Amplitude and Period 1\" width=\"648\" height=\"486\" src=\"https:\/\/www.youtube.com\/embed\/cJXrhjCJAyE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #3 &#8211; Sin\/Cos Using Amplitude and Period Example 2<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.5.B2 Amplitude and Period 2\" width=\"648\" height=\"486\" src=\"https:\/\/www.youtube.com\/embed\/2159A7WkA_k?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #4 &#8211; Sin\/Cos Using Amplitude and Period Example 3<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 1.5.B3 Amplitude and Period 3\" width=\"648\" height=\"486\" src=\"https:\/\/www.youtube.com\/embed\/pBlqVL8lmU8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #5 &#8211; Sin\/Cos with Phase Shift Example 1<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 1.5.C1 Phase Shift 1\" width=\"648\" height=\"486\" src=\"https:\/\/www.youtube.com\/embed\/NQrUePKQ2_8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #6 &#8211; Sin\/Cos with Phase Shift Example 2<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 1.5.C2 Phase Shift 2\" width=\"648\" height=\"486\" src=\"https:\/\/www.youtube.com\/embed\/LDjahDtgPgc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #7 &#8211; Sin\/Cos with Phase Shift Example 3<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 1.5.C3 Phase Shift 3\" width=\"648\" height=\"486\" src=\"https:\/\/www.youtube.com\/embed\/XL9uqqSnkLQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/l92v545etqfiza7rk86j03qfng7z4kwh\">Graphing Sine and Cosine Practice<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/gn9i7hwy8ntytfhu42vb0sgwpy78pyxs\">Graphing Sine and Cosine Solutions<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center\" id=\"graph_othertrig\"><strong>Graphing Other Trig Functions<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #1 &#8211; Graph and Properties of Tangent<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.6.A Tangent\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/4foAh113Y1w?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #2 &#8211; Graph and Properties of Cotangent<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.6.B Cotangent\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/MWyvGLdX1K4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #3 &#8211; Graph and Properties of Cosecant<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.6.C Cosecant\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/vLwCNK6PbNw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #4 &#8211; Graph and Properties of Secant<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 1.6.D Secant\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/Jwp5uxIuL34?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center\" id=\"trig_id\"><strong>Verify Trig Identities<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #1 &#8211; Fundamental Identities<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 2.2.A - Verify Trig Id Fund Id\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/OkVUzJUvcBs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #2 &#8211; Pythagorean Identities<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 2.2.B - Verify Trig Id Pyth Id\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/g5Qq-7L73EM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #3 &#8211; Common Denominator<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 2.2.C - Verify Trig Id Comm Denom\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/o-4ZwOmaV9w?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #4 &#8211; Conjugate<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 2.2.D - Verify Trig Id Conjugate\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/arc6qwbIeiE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/76calx1l76kvjdpyrwuq8alhxcriw7w9\">Verifying Trig Identities Practice<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/u6sc5jfme63d65kyjcqm3beasi8sjlsm\">Verifying Trig Identities Solutions<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center\" id=\"trig_equations\"><strong>Solving Trig Equations<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #1 &#8211; Linear Equations<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 2.3.A Solve Trig Equations Basic Linear\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/drve0ncS3Uc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #2 &#8211; Square Root Property<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 2.3.B Solve Trig Equations Square Root Property\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/xrAsTMjuGHo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #3 &#8211; Factoring<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 2.3.C Solve Trig Equations Factoring\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/FZ2yCnRDUt8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #4 &#8211; Rewrite as One Trig Function<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 2.3.D Solve Trig Equations One Trig Function\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/649H18Q2pC4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #5 &#8211; Multiple Angle<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 2.3.E Solve Trig Equations Multiple Angle\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/ALgcDji2nik?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #6 &#8211; Double-Angle Formulas<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 2.5.C Double Angle Formulas\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/XNMxStbJ358?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/hir782ohjqtquc88pa5e7ygymhcwwygp\">Solving Trig Equations Practice<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/664rz496uxst9e672knbh15wvhrm2rdb\">Solving Trig Equations Solutions<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center\" id=\"sum_difference\"><strong>Sum and Difference Formulas<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 2.4.A Sum and Difference Formulas\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/I3oK1eFF_pE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/w6vms6etw67fx7c1da7brsd60bv2y21w\">Sum and Difference Formulas Practice<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/imyjm3gb64khr86vb5k7pqhmpbilmg19\">Sum and Difference Formulas Solutions<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center\" id=\"half_angle\"><strong>Half-Angle Formulas<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 2.5.A Half Angle Formulas\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/hbZDiILD5MQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/eovtsbah2f7dx00whs256wjgypcge62y\">Half-Angle Formulas Practice<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/mad924l0h6d3qv582s7saliosd4vdgcn\">Half-Angle Formulas Solutions<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p class=\"has-text-align-center\" id=\"complex_numbers\"><strong>Complex Numbers<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #1 &#8211; Imaginary Numbers<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 4.1.A - Imaginary Numbers\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/cJewgCTvrGY?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #2 &#8211; Add and Subtract Complex Numbers<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 4.1.B - Add &amp; Subtract Comp Numbers\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/CN8JlXhWY-s?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #3 &#8211; Multiply Complex Numbers<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 4.1.C - Multiply Complex Numbers\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/oR2mD2vccBk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #4 &#8211; Complex Conjugate<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 4.1.D - Conjugate\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/c8_A30T-BQ0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><em>Video #5 &#8211; Divide Complex Numbers<\/em><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"MATH 120 Video 4.1.E - Divide Complex Numbers\" width=\"648\" height=\"365\" src=\"https:\/\/www.youtube.com\/embed\/TlJVdHTwMvo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/kwuhpdzfznabr2pnwj8gz1t2lg1kp0ec\">Complex Numbers Practice<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/bridgewater.box.com\/s\/03nl8gc8nn1g9t1gmcdoh9ljup0p0mtn\">Complex Numbers Solutions<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p id=\"additional_resources\"><strong>For additional resources, videos, and practice problems, visit<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.khanacademy.org\/math\/trigonometry\">Khan Academy &#8211; Trigonometry<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.khanacademy.org\/math\/precalculus\">Khan Academy &#8211; Precalculus<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-right has-small-font-size\"><a href=\"#top_of_page\">Back to top<\/a><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Table of Contents Unit Circle Video #1 &#8211; Quadrantal Angles Video #2 &#8211; Pi\/6 Angles Video #3 &#8211; Pi\/4 Angles Video #4 &#8211; Pi\/3 Angles Video #5 &#8211; Examples Video &hellip; <a href=\"https:\/\/wp.bridgewater.edu\/bcmathematics\/precalculus\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Precalculus<\/span><\/a><\/p>\n","protected":false},"author":20,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-139","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/wp.bridgewater.edu\/bcmathematics\/wp-json\/wp\/v2\/pages\/139","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.bridgewater.edu\/bcmathematics\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/wp.bridgewater.edu\/bcmathematics\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/wp.bridgewater.edu\/bcmathematics\/wp-json\/wp\/v2\/users\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.bridgewater.edu\/bcmathematics\/wp-json\/wp\/v2\/comments?post=139"}],"version-history":[{"count":25,"href":"https:\/\/wp.bridgewater.edu\/bcmathematics\/wp-json\/wp\/v2\/pages\/139\/revisions"}],"predecessor-version":[{"id":689,"href":"https:\/\/wp.bridgewater.edu\/bcmathematics\/wp-json\/wp\/v2\/pages\/139\/revisions\/689"}],"wp:attachment":[{"href":"https:\/\/wp.bridgewater.edu\/bcmathematics\/wp-json\/wp\/v2\/media?parent=139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}