નિશ્ચિત સંકલનનું મૂલ્ય શોધો: $\int_{0}^{\infty} \frac{x}{(1 + x)(1 + x^2)} \, dx$

  • A
    $\frac{\pi}{4}$
  • B
    $\frac{\pi}{2}$
  • C
    $\frac{\pi}{8}$
  • D
    $\frac{\pi}{3}$

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Similar Questions

$\int_0^{\frac{\pi}{2}} \frac{\sin^2 x}{\sin x + \cos x} dx =$

નિશ્ચિત સંકલનના ગુણધર્મોનો ઉપયોગ કરીને,$\int_{0}^{\frac{\pi}{2}} \frac{\sin x-\cos x}{1+\sin x \cos x} d x$ સંકલનનું મૂલ્ય શોધો.

$\int_{-2}^0 (x^3+3x^2+3x+3+(x+1) \cos(x+1)) \, dx$ ની કિંમત શોધો.

જો $I_n = \int_{-\pi}^{\pi} \frac{\sin(nx)}{(1+\pi^x) \sin x} dx$,$n=0, 1, 2, \ldots$,હોય,તો
$(A)$ $I_n = I_{n+2}$
$(B)$ $\sum_{m=1}^{10} I_{2m+1} = 10\pi$
$(C)$ $\sum_{m=1}^{10} I_{2m} = 0$
$(D)$ $I_n = I_{n+1}$

ધારો કે $f: [2, 5] \to [2, 5]$ એક બાયજેક્ટિવ વિધેય છે જેથી $\frac{d}{dx}(f^{-1}(x)) > 0$ દરેક $x \in [2, 5]$ માટે,તો $\int_{2}^{5} (f(x) + f^{-1}(x)) dx$ ની કિંમત શોધો.

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