જો $I_n = \int_0^a \frac{x^n}{\sqrt{a^2-x^2}} dx$ હોય, તો $\frac{I_8}{I_4} =$

  • A
    $\frac{48}{35 a^2}$
  • B
    $\frac{35}{48} a^4$
  • C
    $\frac{19}{72} a^6$
  • D
    $\frac{29}{56} a^4$

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જો $\int_0^x {f(t)\,dt} = x + \int_x^1 {t\,f(t)\,dt,}$ હોય,તો $f(1)$ ની કિંમત શોધો.

જો $I=\int_{-a}^a(x^4-2x^2)dx$ હોય,તો $I$ એ $a=$ માટે ન્યૂનતમ છે.

$\int_{0}^{1} x^{2}(1-x^{2})^{3/2} dx$ નું મૂલ્ય શોધો.

$\int_0^{\pi /2} \sin^5 x \, dx = $

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