Asked by rose
Simplify sin 2 theta over 2 cos theta to a single primary trig function
Answers
Answered by
Steve
sin2θ = 2sinθ cosθ
so,
sin2θ / 2cosθ = 2sinθ cosθ/2cosθ = sinθ
so,
sin2θ / 2cosθ = 2sinθ cosθ/2cosθ = sinθ
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