Mathematics

Mathematics

Problem

If f(x)=∫2sin⁡x−sin⁡2xx3 dxf(x) = \int \frac{2\sin x - \sin 2x}{x^3}\,dx where x≠0x \neq 0 then lim⁡x→0f′(x)\lim_{x \rightarrow 0} f'(x) has the value (a) 0 (b) 1 (c) 2 (d) Not defined (a) 0 (b) 1 (c) 2 (d) Not defined

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