જો $\int \frac{3x+1}{(x-1)^3(x+1)} dx = A \cdot \log \left|\frac{x+1}{x-1}\right| + \frac{B}{x-1} + \frac{C}{(x-1)^2} + D$ હોય,તો $A+B+C=$

  • A
    $\frac{-5}{4}$
  • B
    $\frac{5}{4}$
  • C
    $\frac{-5}{2}$
  • D
    $\frac{5}{2}$

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$\int \frac{x+1}{x(1+x e^x)} d x=$

જો $\frac{d}{d x}\left(\frac{x^2}{(x+2)(2 x+3)}\right)=\frac{A}{(x+2)^2}+\frac{B}{(2 x+3)^2}$ હોય,તો $A+B=$

જો $\int \frac{dx}{(x+1)(x-2)(x-3)}=\frac{1}{k} \log_e \left\{ \frac{|x-3|^3|x+1|}{(x-2)^4} \right\}+c$ હોય, તો $k$ ની કિંમત શોધો.

જો $729 \int_1^3 \frac{1}{x^3(x^2+9)^2} dx = a + \log b$ હોય,તો $a - b =$

$\int \frac{x+1}{x(1+x e^x)^2} d x=$

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