Solving Trigonometric Equations using Identities

This video walks through three examples of solving trig equations using identities relating the trig functions to each other and the Pythagorean identities.

Please subscribe to my channel! Subscribing will boost these video lessons so they reach more students and help me grow this channel! Thank you for watching, like the video if it helped you out, and leave a comment if you have any questions :)

0:00 Intro: the identities we are working with
0:51 A pep talk
1:42 Math tip & suggestions for solving
3:22 First Example: sqrt(3)cot(x) = 1
5:38 Second Example: cos^2(theta) = sin(theta) – 1
11:10 Third Example: tan^2(phi) + 1 = 2
16:38 Thanks for watching!

[alirezafaghani]

You are the great teacher
Love from Vietnam