$\int_0^{x^2} \frac{t^2 - 5t + 4}{2 + e^t} \,dt$ ના અંતિમ બિંદુઓ (points of extremum) કયા છે?

  • A
    $x = -2$
  • B
    $x = 1$
  • C
    $x = 0$
  • D
    આ તમામ

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જો $g(x) = \int_{\sin x}^{\sin(2x)} \sin^{-1}(t) \, dt$ હોય,તો

વિધેય $f(x) = \int_{x^2}^{x^2+1} e^{-t^2} dt$ એ કયા અંતરાલમાં વધતું વિધેય છે?

Difficult
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જો $\int\limits_e^x {t\,f(t)\,dt = \sin x - x\cos x - \frac{{{x^2}}}{2}}$ એ તમામ $x \in R - \{0\}$ માટે હોય,તો $f(\frac{\pi}{6})$ ની કિંમત શોધો.

ધારો કે $f(x) = \int\limits_0^{x^2} {(t - 1)(t - 4)(t - 9)} dt$,તો:

$\int_0^{\pi/6} \cos^4 3\theta \cdot \sin^2 6\theta \, d\theta$ ની કિંમત શોધો.

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