ધારો કે $f(x) = \int\limits_1^x \frac{\tan^{-1} t}{t} dt$ જ્યાં $x > 0$. તો $f(e^2) - f\left(\frac{1}{e^2}\right)$ ની કિંમત શોધો.

  • A
    $\frac{\pi}{2}$
  • B
    $\pi$
  • C
    $2\pi$
  • D
    $\frac{\pi}{4}$

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જો $\alpha = 1$ અને $\beta = 1 + i\sqrt{2}$,જ્યાં $i = \sqrt{-1}$ એ સમીકરણ $x^3 + ax^2 + bx + c = 0$ ના બે બીજ છે,જ્યાં $a, b, c \in R$,તો $\int_{-1}^{1} (x^3 + ax^2 + bx + c) dx$ ની કિંમત શોધો:

ધારો કે $L = \sqrt[3]{2012} + \sqrt[3]{2013} + \ldots + \sqrt[3]{3011}$,$R = \sqrt[3]{2013} + \sqrt[3]{2014} + \ldots + \sqrt[3]{3012}$,અને $I = \int_{2012}^{3012} \sqrt[3]{x} \, dx$. તો,

$\int_{0}^{\pi} \frac{\cos ^{4} x}{\cos ^{4} x+\sin ^{4} x} d x$ ની કિંમત શોધો.

$\int_{-1 / 2}^{1 / 2} \cos ^{-1} x \, dx$ નું મૂલ્ય શોધો.

$\int_{\log \frac{1}{2}}^{\log 2} \sin \left(\frac{e^{x}-1}{e^{x}+1}\right) dx=$

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