समाकलन $\int_{0}^{1} x \cot^{-1}(1 - x^2 + x^4) dx$ का मान क्या है?

  • A
    $\frac{\pi}{4} - \frac{1}{2} \log_e 2$
  • B
    $\frac{\pi}{2} - \log_e 2$
  • C
    $\frac{\pi}{2} - \frac{1}{2} \log_e 2$
  • D
    $\frac{\pi}{4} - \log_e 2$

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$\int_{0}^{1} \tan ^{-1}\left(\frac{2 x-1}{1+x-x^{2}}\right) d x$ का मान है

$\int_{\frac{\pi}{6}}^{\frac{\pi}{3}} \frac{\cos^{\frac{3}{2}} x}{\cos^{\frac{3}{2}} x + \sin^{\frac{3}{2}} x} \, dx = $ . . . . . . .

समाकलन $\int \limits_{1 / 2}^2 \frac{\tan ^{-1} x}{x} d x$ का मान ज्ञात कीजिए।

$\int_{0}^{\pi} \frac{x \, dx}{a^2 \cos^2 x + b^2 \sin^2 x} = $

Difficult
View Solution

मान लीजिए $J = \int_0^1 \frac{x}{1+x^8} dx$. निम्नलिखित कथनों पर विचार करें:
$I$. $J > \frac{1}{4}$
$II$. $J < \frac{\pi}{8}$
तो,

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