$\int_{0}^{\pi / 2} \frac{d x}{1+\tan x}$ का मान ज्ञात कीजिए।

  • A
    $\pi$
  • B
    $\pi / 2$
  • C
    $\pi / 3$
  • D
    $\pi / 4$

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यदि $f(x) = \int_0^{\sin^2 x} \sin^{-1} \sqrt{t} \, dt$ और $g(x) = \int_0^{\cos^2 x} \cos^{-1} \sqrt{t} \, dt$ है, तो $f(x) + g(x)$ का मान ज्ञात कीजिए।

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$\int\limits_{-1}^{1} \frac{x^4}{1 + e^{x^7}} dx = $

$\int\limits_a^b [x] \,dx + \int\limits_a^b [-x] \,dx$,जहाँ $[.]$ महत्तम पूर्णांक फलन को दर्शाता है,किसके बराबर है?

$\int_3^5(x-3)^3(5-x)^5 d x=$

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