$\int_0^{\frac{\pi}{4}} \log \left(\frac{\sin x+\cos x}{\cos x}\right) d x=$

  • A
    $\frac{\pi}{2} \log 2$
  • B
    $\frac{\pi}{4} \log 2$
  • C
    $\frac{\pi}{6} \log 2$
  • D
    $\frac{\pi}{8} \log 2$

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$\int_{-2}^2(x \cos x+\sin x+1) d x$ નું મૂલ્ય શોધો.

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જો $I = \int_0^{\frac{\pi}{4}} \log (1 + \tan x) \, dx$ હોય,તો $I$ ની કિંમત શોધો.

$ \int_{0}^{\frac{\pi}{2}} \frac{\tan ^{7} x}{\cot ^{7} x+\tan ^{7} x} d x $ ની કિંમત શોધો.

$\int_{\frac{-\pi}{2}}^{\frac{\pi}{2}} \frac{\cos x}{1+e^x} d x=$

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