More 'playing around' with trig identities. In an easy conversational tone, the instructor uses the computer screen as his 'blackboard' and different colors to emphasis his points. For high school students
Trig identities part 2 (parr 4 if you watch the proofs) is a free educational video by Khan Academy.It helps students in grades 9,10,11,12 practice the following standards HSG.SRT.C.7.
This page not only allows students and teachers view Trig identities part 2 (parr 4 if you watch the proofs) but also find engaging Sample Questions, Apps, Pins, Worksheets, Books related to the following topics.
1. HSG.SRT.C.7 : Explain and use the relationship between the sine and cosine of complementary angles..
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