A Level

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

Problem

Evaluate lim⁡h→0sin⁡(x+h)−sin⁡xh\displaystyle\lim_{h\to 0}\frac{\sin (x+h)-\sin x}{h}. (a) sin⁡x\sin x (b) −cos⁡x-\cos x (c) cos⁡x\cos x (d) 00

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