જો $x({x^4} + 1)\phi (x) = 1,$ હોય,તો $\int_1^2 {\phi (x)\,dx = } $

  • A
    $\frac{1}{4}\log \frac{{32}}{{17}}$
  • B
    $\frac{1}{2}\log \frac{{32}}{{17}}$
  • C
    $\frac{1}{4}\log \frac{{16}}{{17}}$
  • D
    આમાંથી કોઈ નહીં

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Similar Questions

$\int_0^a \frac{x \, dx}{\sqrt{a^2 + x^2}} = $

સંકલન $\int_{-1}^{1} \frac{dx}{x^{2}+2x+5}$ ની કિંમત શોધો.

નીચે આપેલા નિશ્ચિત સંકલનો માટે સાચો વિકલ્પ પસંદ કરો:
$(i)$ $\int_0^{\pi / 2} \sin ^m(x) \cos (x) d x = \frac{1}{m+1}$
(ii) $\int_0^{\pi / 2} \sin (x) \cos ^n(x) d x = \frac{1}{n+1}$

સાબિત કરો કે $\int_{0}^{\frac{\pi}{2}} \sin^{3} x \, dx = \frac{2}{3}$.

સંકલનનું મૂલ્ય શોધો: $\int_0^\pi \left(\cos^2 \left(\frac{3\pi}{8} - \frac{x}{4}\right) - \cos^2 \left(\frac{11\pi}{8} + \frac{x}{4}\right)\right) dx$

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