Find in simplest form for

MATHEMATICS · Subjective · A Level · Mathematics · Differentiation · Differentiation

Problem

Find h′(θ)h'(\theta) in simplest form for h(θ)=cos⁡2θsin⁡θh(\theta)=\dfrac{\cos 2\theta}{\sin \theta}. Express your answer using only powers of sin⁡θ\sin\theta and cos⁡θ\cos\theta (no other trigonometric functions).

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