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

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

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यदि $I_n = \int \frac{1}{(x^2+1)^n} dx$ है, तो $2n I_{n+1} - (2n-1) I_n = $

फलन $\frac{1}{\sin x \cos ^{3} x}$ का समाकलन ज्ञात कीजिए।

यदि $\int e^x \cos x \, dx = \frac{e^x}{2}(\cos x + \sin x)$ और $\int \frac{\cos \left(\log \left(\frac{2x+3}{3-2x}\right)\right)}{(3-2x)^2} \, dx = \frac{f(x)}{24}[\cos (g(x)) + \sin (g(x))] + c$ है, तो $g(1) =$

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