$\int_0^{\pi / 2} \frac{\cos x \sin x}{1+\sin x} d x$ ની કિંમત શોધો.

  • A
    $\log 2-1$
  • B
    $\log 2$
  • C
    $-\log 2$
  • D
    $1-\log 2$

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જો $I$ એ $I_1=\int_0^1 e^{-x} \cos ^2 x \, dx, I_2=\int_0^1 e^{-x^2} \cos ^2 x \, dx, I_3=\int_0^1 e^{-x^2} \, dx, I_4=\int_0^1 e^{-x^2 / 2} \, dx$ માંથી સૌથી મોટું હોય, તો

જો $\int_0^1 \frac{1}{\sqrt{3+x}+\sqrt{1+x}} d x=a+b \sqrt{2}+c \sqrt{3}$,જ્યાં $a, b, c$ સંમેય સંખ્યાઓ છે,તો $2 a+3 b-4 c$ ની કિંમત શોધો:

$\int_{0}^{2\pi} |\sin x| \, dx = $

$\int_{-2}^2 |[x]| \, dx$ ની કિંમત શોધો.

જો $I=\int_{1}^{2} \frac{dx}{\sqrt{2x^{3}-9x^{2}+12x+4}},$ હોય,તો

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