$I_n = \int \frac{t^n}{1+t^2} dt, (n = 1, 2, 3, \ldots) \Rightarrow I_6 + I_4 =$

  • A
    $\frac{1}{5} t^5 + c$
  • B
    $\frac{1}{7} t^7 + c$
  • C
    $\frac{1}{4} t^4 + c$
  • D
    $\frac{1}{3} t^3 + c$

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$\int \frac{dx}{4\sin^2 x + 5\cos^2 x} = $

$\int \frac{\cos^3 x + \cos^5 x}{\sin^2 x + \sin^4 x} dx =$

જો $n$ એ $1$ કરતા મોટી ધન પૂર્ણાંક સંખ્યા હોય અને $I_{n}=\int \frac{\sin n x}{\sin x} d x$ હોય,તો $I_{n+1}-I_{n-1}=$

$x>0$ માટે,સંકલન $\int \left( \frac{\sqrt{1+x+x^2}}{1+x} + \frac{1}{2 \sqrt{1+x+x^2}} - \frac{1}{(1+x) \sqrt{1+x+x^2}} \right) dx$ ની કિંમત શોધો.

જો $\int \frac{x-\sin x}{1+\cos x} dx = x \tan \left(\frac{x}{2}\right) + p \log \left|\sec \left(\frac{x}{2}\right)\right| + C$ હોય,તો $p$ ની કિંમત શોધો.

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