YouTube presents Using Trigonometric Identities, an educational video resource on mathematics.
Using Trigonometric Identities is a free educational video by charlie Lindelof.It helps students in grades 9,10,11,12 practice the following standards HSF.TF.C.8.
1. HSF.TF.C.8 : Prove the Pythagorean identity sin2(θ) + cos2(θ) = 1 and use it to find sin(θ), cos(θ), or tan(θ) given sin(θ), cos(θ), or tan(θ) and the quadrant of the angle..
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