यदि $\int \frac{\cos x+x}{1+\sin x} d x=f(x)+\int \frac{3 \cos \frac{x}{2}-\sin \frac{x}{2}}{\cos \frac{x}{2}+\sin \frac{x}{2}} d x+c_r$ है, तो $f(x)=$

  • A
    $\frac{-2 x}{1+\tan \frac{x}{2}}$
  • B
    $\frac{-x \cos \frac{x}{2}}{\cos \frac{x}{2}+\sin \frac{x}{2}}$
  • C
    $\frac{2 x}{1+\tan \frac{x}{2}}$
  • D
    $\frac{x \cos \frac{x}{2}}{\cos \frac{x}{2}+\sin \frac{x}{2}}$

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यदि ${I_1} = \int {{{\sin }^{ - 1}}x\,dx} $ और ${I_2} = \int {{{\sin }^{ - 1}}\sqrt {1 - {x^2}} } dx$ है,तो:

यदि $f(x) = \int x^2 \cos^2 x (2x \tan^2 x - 2x - 6 \tan x) dx$ और $f(0) = \pi$ है,तो $f(x) =$

यदि $\int \frac{1}{a^2 \sin^2 x + b^2 \cos^2 x} dx = \frac{1}{12} \tan^{-1}(3 \tan x) + C$ है,तो $a \sin x + b \cos x$ का अधिकतम मान ज्ञात कीजिए:

List-$I$ की निम्नलिखित वस्तुओं को List-$II$ में सुमेलित कीजिए। सही विकल्प चुनिए।
List-$I$List-$II$
$1. \int \frac{\sin^2 x}{\cos^4 x} dx$$A. \frac{\tan^2 x}{2} + \ln|\cos x| + c$
$2. \int \frac{\sin^4 x}{\cos^2 x} dx$$B. \cos x + \sec x + c$
$3. \int \frac{\sin^3 x}{\cos^2 x} dx$$C. \frac{\tan^3 x}{3} + c$
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$E. \cos x - \sec x + c$

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