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

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

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$\int \frac{3^x \, dx}{\sqrt{9^x-1}}$ ની કિંમત શોધો.

$\int \frac{1}{x+x \log x} d x=$ . . . . . . .

જો $n \geq 2$ એક પ્રાકૃતિક સંખ્યા હોય અને $0 < \theta < \frac{\pi}{2}$,તો $\int \frac{(\cos ^n \theta-\cos \theta)^{1 / n}}{\cos ^{n+1} \theta} \sin \theta d \theta =$

જો $f_n(x) = \log \log \log \ldots \log x$ (જ્યાં $\log$ $n$ વખત પુનરાવર્તિત થાય છે), તો $\int (x f_1(x) f_2(x) \ldots f_n(x))^{-1} dx$ ની કિંમત શોધો.

જો $\int \frac{x^3}{\sqrt{1+x^2}} d x=A(1+x^2)^{\frac{3}{2}}+B(1+x^2)^{\frac{1}{2}}+C$ હોય,તો $A+B=$

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