જો $\int \frac{x^2(x \sec^2 x+\tan x)}{(x \tan x+1)^2} dx = A \log(|x \sin x+\cos x|) + B \frac{f(x)}{(x \tan x+1)} + C$ હોય, તો $f(A+B) =$

  • A
    $1$
  • B
    $0$
  • C
    $-1$
  • D
    $2$

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જો $\int x^3(\log x)^2 d x = x^4[A(\log x)^2 + B(\log x) + C] + K$ હોય, તો $A + B + C$ ની કિંમત શોધો.

$\int \sin ^{-1}\left(\frac{2 x}{1+x^2}\right) d x=$

ધન પૂર્ણાંક $n \leq 5$ જેના માટે $\int_0^1 e^x(x-1)^n dx = 16-6e$ થાય તે

જો $\int f(x) dx = \psi(x)$ હોય,તો $\int x^5 f(x^3) dx = $

ધારો કે $I = \int \tan^{-1} \left( \frac{2x}{1-x^2} \right) dx$,તો $I - 2x \tan^{-1} x = $

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