નીચેનામાંથી કયું વિધાન $TRUE$ (સાચું) છે?

  • A
    $x \cdot \int \frac{dx}{x} = x \ln |x| + C$
  • B
    $x \cdot \int \frac{dx}{x} = x \ln |x| + Cx$
  • C
    $\frac{1}{\cos x} \cdot \int \cos x \, dx = \tan x + C$
  • D
    $\frac{1}{\cos x} \cdot \int \cos x \, dx = x + C$

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Similar Questions

$\int \frac{\cos 2x - \cos 2\alpha}{\cos x - \cos \alpha} dx =$

નીચે આપેલ વિધાન $(A)$ અને કારણ $(R)$ ધ્યાનમાં લો:
વિધાન $(A)$: $\int \sqrt{x-3} \left(\sin^{-1}(\log x) + \cos^{-1}(\log x)\right) dx = \frac{\pi}{3}(x-3)^{3/2} + c$
કારણ $(R)$: $\sin^{-1}(f(x)) + \cos^{-1}(f(x)) = \frac{\pi}{2}$, જ્યાં $|f(x)| \le 1$
સાચો વિકલ્પ પસંદ કરો:

$\int \frac{\sin x}{\sin \left(x-\frac{\pi}{4}\right)} d x=$

$\int \tan^2 x \, dx$ ની કિંમત શોધો.

$\int(\cot x \cot (x+\alpha)+1) d x=$

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