જો $\int \frac{3 e^x-7 e^{-x}}{7 e^x+3 e^{-x}} d x=K x+L \log \left(e^{-2 x}+\frac{7}{3}\right)+C$ હોય,તો $K+L=$

  • A
    $\frac{-3}{38}$
  • B
    $\frac{21}{38}$
  • C
    $\frac{38}{21}$
  • D
    $\frac{-38}{3}$

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Similar Questions

ધારો કે $I(x) = \int \frac{x^2(x \sec^2 x + \tan x)}{(x \tan x + 1)^2} dx$. જો $I(0) = 0$ હોય,તો $I(\frac{\pi}{4})$ ની કિંમત શોધો.

જો $\int \frac{\sin \theta}{\sin 3 \theta} d \theta = \frac{1}{2 k} \log \left|\frac{k+\tan \theta}{k-\tan \theta}\right|+c$ હોય,તો $k=$

જો $\int \frac{\sqrt{1-x^4}}{x^7} d x=f(x)\left\{\sqrt{1-x^4}\right\}^n+C$ હોય,તો $(f(x))^n$ ની કિંમત શોધો.

$\int {\frac{{{{\sin }^8}x - {{\cos }^8}x}}{{1 - 2{{\sin }^2}x{{\cos }^2}x}}} dx$ ની કિંમત શોધો.

સંકલન $16 \int \limits_1^2 \frac{d x}{x^3(x^2+2)^2}$ ની કિંમત શોધો.

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