Mathematics

Mathematics

Problem

Find the derivative of f(x)=x3+4sin⁡x−5cos⁡xf(x)=x^{3}+4\sin x-5\cos x. a) 3x2+4sin⁡x+5cos⁡x3x^{2}+4\sin x+5\cos x b) 3x2+4cos⁡x−5sin⁡x3x^{2}+4\cos x-5\sin x c) 3x2+4cos⁡x+5sin⁡x3x^{2}+4\cos x+5\sin x d) 3x2+4sin⁡x−5cos⁡x3x^{2}+4\sin x-5\cos x

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