$\int_0^{2\pi } {\sqrt {1 + \sin \frac{x}{2}} \,dx = } $

  • A
    $0$
  • B
    $2$
  • C
    $8$
  • D
    $4$

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Similar Questions

$\int_{0}^{1} \frac{x^{2}}{1+x^{2}} \, dx =$

समाकल $\int_0^2 \frac{\sqrt{x}(x^2 + x + 1)}{(\sqrt{x}+1)(\sqrt{x^4+x^2+1})} dx$ का मान किसके बराबर है?

मान लीजिए कि $\lim _{c \rightarrow 0} \int_c^x \frac{b t \cos 4 t - a \sin 4 t}{t^2} d t = \frac{a \sin 4 x}{x} - 1$. $a$ और $b$ के मान ज्ञात कीजिए।

यदि $\int_0^{\pi / 2} \frac{d x}{5+4 \sin x}=A \tan ^{-1} B$ है,तो $A+B=$

$\int_0^1 {{{\sin }^{ - 1}}\left( {\frac{{2x}}{{1 + {x^2}}}} \right)\,dx = } $

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