$\int e^{4 x^2+8 x-4}(x+1) \cos \left(3 x^2+6 x-4\right) d x=$

  • A
    $\frac{e^{4 x^2+8 x-4}}{25}\left[3 \sin \left(3 x^2+6 x-4\right)-4 \cos \left(3 x^2+6 x-4\right)\right]+c$
  • B
    $\frac{e^{4 x^2+8 x-4}}{50}\left[4 \cos \left(3 x^2+6 x-4\right)+3 \sin \left(3 x^2+6 x-4\right)\right]+c$
  • C
    $\frac{e^{4 x^2+8 x-4}}{25}\left[3 \cos \left(3 x^2+6 x-4\right)+4 \sin \left(3 x^2+6 x-4\right)\right]+c$
  • D
    $\frac{e^{4 x^2+8 x-4}}{50}\left[4 \sin \left(3 x^2+6 x-4\right)-3 \cos \left(3 x^2+6 x-4\right)\right]+c$

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$\int \frac{d x}{(x+1) \sqrt{x^2+4}} = $

$I = \int_{0}^{\frac{\pi}{4}} \tan^{n+1} x \, dx + \frac{1}{2} \int_{0}^{\frac{\pi}{2}} \tan^{n-1} \left( \frac{x}{2} \right) \, dx$ ની કિંમત શોધો.

$\int \frac{1}{1 + \cos^2 x} dx = $

જો $\int(\sin x )^{\frac{-11}{2}}(\cos x )^{\frac{-5}{2}} dx = -\frac{p_1}{q_1}(\cot x)^{\frac{9}{2}}-\frac{p_2}{q_2}(\cot x)^{\frac{5}{2}}-\frac{p_3}{q_3}(\cot x)^{\frac{1}{2}}+\frac{p_4}{q_4}(\cot x)^{\frac{-3}{2}}+C,$ જ્યાં $p_i$ અને $q_i$ એ ધન પૂર્ણાંકો છે અને $\operatorname{gcd}(p_i, q_i)=1$ છે $i =1,2,3,4$ માટે અને $C$ એ સંકલનનો અચળાંક છે,તો $\frac{15 p_1 p_2 p_3 p_4}{q_1 q_2 q_3 q_4}$ ની કિંમત . . . . . . છે.

નીચેના વિધાનોનું અવલોકન કરો:
$A: \int \left(\frac{x^2-1}{x^2}\right) e^{\frac{x^2+1}{x}} d x = e^{\frac{x^2+1}{x}} + c$
$R: \int f^{\prime}(x) e^{f(x)} d x = f(x) + c$
તો નીચેનામાંથી કયું સાચું છે?

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