Question

Prove that (1+cosθ)(1−cosθ)=(sin^2)θ

Transformations of functions
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asked 2021-06-27

Prove that \((1+\cos\theta)(1−\cos\theta)=(\sin^2)\theta\)

Answers (1)

2021-06-28

We have to prove that \((1+\cos\theta)(1−\cos\theta)=(\sin^2)\theta\)

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