Verify Trig Identities (5 Examples)

Learn how to verify trig identities. We go through some examples in this free math video tutorial by Mario's Math Tutoring.

0:27 How to Verify Trig Identities
1:10 Example 1 Verify cos(x)sec(x) = 1
1:37 Example 2 Using Pythagorean Trig Identities
2:43 Example 3
4:08 Example 4 Using Even and Odd Identities
6:39 Example 5 Uses CoFunction Identities

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