જો $\int \frac{a \cos x+3 \sin x}{5 \cos x+2 \sin x} d x=\frac{26}{29} x-\frac{k}{29} \log |5 \cos x+2 \sin x|+c$ હોય,તો $|a+k|=$

  • A
    $3$
  • B
    $11$
  • C
    $12$
  • D
    $2$

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જો $\int f(x) \cos x \, dx = \frac{1}{2} [f(x)]^2 + C$ અને $f(0) = 0$ હોય,તો $f'(0) = $

જો $\int \frac{\sin ^{\frac{3}{2}} x+\cos ^{\frac{3}{2}} x}{\sqrt{\sin ^3 x \cos ^3 x \sin (x-\theta)}} d x=A \sqrt{\cos \theta \tan x-\sin \theta}+B \sqrt{\cos \theta-\cot x \sin \theta}+C,$ જ્યાં $C$ એ સંકલન અચળાંક છે,તો $AB$ ની કિંમત શોધો.

$\int \frac{dx}{(1+\sqrt{x}) \sqrt{x-x^2}} = $

જો $\int \frac{5 \tan x}{\tan x-2} dx=ax+b \log |\sin x-2 \cos x|+c$ હોય,તો $a+b=$

જો $I_n = \int \frac{1}{(x^2+1)^n} dx$ હોય,તો $2n I_{n+1} - (2n-1) I_n = $

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