$\int {\left( {1 + x + \frac{{{x^2}}}{{2!}} + \frac{{{x^3}}}{{3!}} + \dots} \right) dx} = $

  • A
    $-{e^x} + c$
  • B
    ${e^x} + c$
  • C
    ${e^{-x}} + c$
  • D
    $-{e^{-x}} + c$

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$\int {{{\tan }^{ - 1}}\sqrt {\frac{{1 - \cos 2x}}{{1 + \cos 2x}}} } \;dx = $

જો $0 \le x \le 1$, $I_1 = \int \sin^{-1} \sqrt{1 - x^2} dx$ અને $I_2 = \int \sin^{-1} x dx$ હોય, તો નીચેનામાંથી કયું સત્ય છે?

$\int \frac{x+\sin x}{1+\cos x} d x=$

જો $f(x)=x$ અને $g(x)=\sin x$ હોય,તો $\int f(g(x)) \, dx$ ની કિંમત શોધો.

જો $\int \frac{e^x-1}{e^x+1} dx = f(x) + c$ હોય, તો $f(x)$ ની કિંમત શોધો.

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