$\int \frac{\tan x}{\cos x(\sec x-1)(\sec x-2)} d x=$ . . . . . . $+c$

  • A
    $\log \left|\frac{\cos x+1}{\cos x-2}\right|$
  • B
    $\log \left|\frac{\sec x-2}{\sec x-1}\right|$
  • C
    $\log \left|\frac{\operatorname{cosec} x+2}{\operatorname{cosec} x-1}\right|$
  • D
    $\log \left|\frac{\sec x+2}{\sec x-1}\right|$

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સંમેય વિધેયનું સંકલન કરો: $\frac{3x-1}{(x+2)^{2}}$

$\int \frac{x}{(x - 2)(x - 1)} \, dx$ નું સાચું મૂલ્યાંકન શું છે? (જ્યાં $p$ એ સ્વૈચ્છિક અચળાંક છે):

$\int \frac{x^{4} dx}{(x-1)(x^{2}+1)}$ શોધો.

Difficult
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જો $\int \frac{2 x^2}{\left(2 x^2+\alpha\right)\left(x^2+5\right)} d x=\frac{\sqrt{5}}{3} \tan ^{-1} \frac{x}{\sqrt{5}}-\frac{\sqrt{2}}{3} \tan ^{-1} \frac{x}{\sqrt{2}}+c$ હોય, તો $\alpha=$

$\int_0^1 \frac{2 x+5}{x^2+3 x+2} \,d x=$

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