यदि $\int \tan (x - \alpha) \cdot \tan (x + \alpha) \cdot \tan 2 x \ d x = p \log |\sec 2 x| + q \log |\sec (x + \alpha)| + r \log |\sec (x - \alpha)| + c$ है,तो $p + q + r = . . . . . .$

  • A
    $\frac{-3}{2}$
  • B
    $\frac{-5}{2}$
  • C
    $\frac{5}{2}$
  • D
    $\frac{3}{2}$

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दिया गया है कि $\int_0^\infty \frac{x^2 \, dx}{(x^2 + a^2)(x^2 + b^2)(x^2 + c^2)} = \frac{\pi}{2(a + b)(b + c)(c + a)}$,तो $\int_0^\infty \frac{x^2 \, dx}{(x^2 + 4)(x^2 + 9)}$ का मान ज्ञात कीजिए।

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$\text{यदि } \int \frac{1}{\operatorname{cosec} x+\cos x} d x = \frac{1}{2 \sqrt{3}} \log |f(x)| - \int \frac{\cos x-\sin x}{2+\sin 2 x} d x + c, \text{ तो } x = \frac{\pi}{3} \text{ पर } |f(x)| = $

$\int \frac{x}{(x^2+2x+2)^2} dx$ का मान ज्ञात कीजिए।

$x > 0$ के लिए,यदि $\int (\log x)^5 dx = x[A(\log x)^5 + B(\log x)^4 + C(\log x)^3 + D(\log x)^2 + E(\log x) + F] + \text{constant}$ है,तो $A + B + C + D + E + F$ का मान ज्ञात कीजिए।

यदि $\int \frac{1}{1-\cot x} dx = Ax + B \log |\sin x - \cos x| + C$ है,तो $A + B = \dots$

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