$ \int_{0}^{\pi / 4} \log \left(\frac{\sin x+\cos x}{\cos x}\right) d x $

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

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यदि $\int_0^{\pi / 2} \tan ^{14}\left(\frac{x}{2}\right) d x=2\left[\sum_{n=1}^7 f(n)-\frac{\pi}{4}\right]$ है,तो $f(n)=$

निश्चित समाकलनों के गुणों का उपयोग करके,$\int_{0}^{\frac{\pi}{4}} \log (1+\tan x) d x$ का मान ज्ञात कीजिए।

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$\int_{\pi}^{16\pi} |\sin x| dx = $

$\int_{-\pi/2}^{\pi/2} \frac{dx}{[x] + [\sin x] + 4}$ का मान ज्ञात कीजिए,जहाँ $[t]$ का अर्थ $t$ से छोटा या उसके बराबर महत्तम पूर्णांक है।

$\int_{\pi / 5}^{3 \pi / 10} \frac{d x}{\sec ^2 x+\left(\tan ^{2022} x-1\right)\left(\sec ^2 x-1\right)}=$

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