A Level

MATHEMATICS · Single correct · A Level · Mathematics · Differentiation · Differentiation

Problem

If y=sin⁡xy = \sqrt{\sin \sqrt{x}} , then dydx=\frac{dy}{dx} = (a) 12cos⁡x\frac{1}{2\sqrt{\cos \sqrt{x}}} (b) cos⁡x2x\frac{\sqrt{\cos \sqrt{x}}}{2x} (c) cos⁡x4xsin⁡x\frac{\cos \sqrt{x}}{4\sqrt{x}\sqrt{\sin \sqrt{x}}} (d) 12sin⁡x\frac{1}{2\sqrt{\sin x}}

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