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Simplify each trigonometric expression. 1-cos² θ
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Simplify each trigonometric expression. 1-cos² θ

User Cat Plus Plus
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Answer:


\sin ^2\left(\theta\right)

Explanation:

Pythagorean identity


1=\cos ^2\left(x\right)+\sin ^2\left(x\right)\\1-\cos ^2\left(x\right)=\sin ^2\left(x\right)\\=\sin ^2\left(\theta\right)

User Hamedo Esk
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