यदि $\int \sqrt{1 + \sin x} \, dx = -4 \cos(ax + b) + c$ है, तो $a$ और $b$ के मान क्रमशः हैं:

  • A
    $1/2, \pi/2$
  • B
    $1/2, \pi/4$
  • C
    $x/2, \pi/4$
  • D
    $1, \pi/2$

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यदि $\int \frac{1}{1-\cos x} dx = \tan \left(\frac{x}{\alpha} + \beta\right) + c$ है,तो $\frac{\pi \alpha}{4} - \beta$ का एक मान है

$\int \frac{f'(x)}{[f(x)]^2} \, dx = $

निम्नलिखित समाकल ज्ञात कीजिए: $\int \left(x^{\frac{2}{3}} + 1\right) dx$

यदि $\int \frac{x+5}{x^2+4x+5} dx = a \log(x^2+4x+5) + b \tan^{-1}(x+k) + C$ है, तो $(a, b, k)$ का मान ज्ञात कीजिए।

यदि $\int \frac{dx}{1 + \sin x} = \tan \left( \frac{x}{2} + a \right) + b$ है,तो

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