फलन $f(x) = 1 + x + \int\limits_1^x (\ln^2 t + 2 \ln t) \, dt$ का मान जहाँ $f'(x) = 0$ होता है,है:

  • A
    $e^{-1}$
  • B
    $0$
  • C
    $2 e^{-1}$
  • D
    $1 + 2 e^{-1}$

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यदि $\int_{\sin x}^1 {{t^2}f(t)\;dt = 1 - \sin x} $,$x \in \left( {0,\frac{\pi }{2}} \right)$ है,तो $f\left( {\frac{1}{{\sqrt 3 }}} \right)$ का मान ज्ञात कीजिए।

यदि $f(x) = \int_{0}^{x} t \sin t \,dt$ है,तो $f^{\prime}(x)$ है

$\int_{-\pi/2}^{\pi/2} \sin^2 x \cos^2 x (\sin x + \cos x) \, dx = $

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वक्रों $y = \int\limits_{x^2}^{x^3} \sqrt{5 - t^2} \, dt$ और $x$-अक्ष के बीच का प्रतिच्छेदन कोण (जहाँ $x \neq 0$) ज्ञात कीजिए:

यदि $f(x) = \int_0^{\pi/2} \frac{\ln(1 + x \sin^2 \theta)}{\sin^2 \theta} d\theta$,$x \geq 0$ है,तो:

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