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Question

Question: \[\log(e^{x} + e^{- x})\]...

log(ex+ex)\log(e^{x} + e^{- x})

A

excosexxdx=\int_{}^{}{\frac{e^{\sqrt{x}}\cos e^{\sqrt{x}}}{\sqrt{x}}dx} =

B

2sinex2\sin e^{\sqrt{x}}

C

sinex\sin e^{\sqrt{x}}

D

2cosex2\cos e^{\sqrt{x}}

Answer

2sinex2\sin e^{\sqrt{x}}

Explanation

Solution

Put 12sin1(x4)+c\frac{1}{2}\sin^{- 1}(x^{4}) + c therefore

13sin1(x4)+c\frac{1}{3}\sin^{- 1}(x^{4}) + c.