Test Academy | If f(x) = 5x/(1−x)²/³ + cos² (2x + 1), then f'(0) = 5 + 2 sin 2, 5 + 2 cos 2, 5 – 2 sin 2, 5

Question

If f(x) = 5x/(1−x)²/³ + cos² (2x + 1), then f'(0) =

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