यदि $\int \frac{dx}{5 + 4\cos x} = \lambda \tan^{-1} \left( m \tan \frac{x}{2} \right) + C$ है,तो:

  • A
    $\lambda = 2/3$
  • B
    $m = 3$
  • C
    $\lambda = 1/3$
  • D
    $m = 2/3$

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$\int(2 x-3) \sqrt{3 x+2} \, dx =$

समाकलन $\int \frac{(2 x-1) \cos \sqrt{(2 x-1)^{2}+5}}{\sqrt{4 x^{2}-4 x+6}} d x$ का मान ज्ञात कीजिए (जहाँ $c$ समाकलन का एक स्थिरांक है)

यदि $\int \frac{dx}{x \sqrt{1-x^3}} = k \log \left(\frac{\sqrt{1-x^3}-1}{\sqrt{1-x^3}+1}\right) + c$,(जहाँ $c$ समाकलन का एक स्थिरांक है),तो $k$ का मान ज्ञात कीजिए।

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

$\int \frac{(\tan^{-1} x)^3}{1 + x^2} \, dx = $

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