સંકલનનું મૂલ્ય શોધો: $\int_0^\pi \frac{x}{\sin x}(3 \cos^2 x + 2 \sin x + \sin^3 x - 3) dx$

  • A
    $\frac{\pi(5 \pi-12)}{4}$
  • B
    $\frac{\pi}{2}$
  • C
    $\frac{\pi}{2}(5 \pi-6)$
  • D
    $\frac{\pi(5 \pi-12)}{6}$

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Similar Questions

$\int_{-\pi/2}^{\pi/2} \frac{dx}{[x] + [\sin x] + 4}$ નું મૂલ્ય શોધો,જ્યાં $[t]$ એ $t$ થી નાનો અથવા તેના જેટલો મહત્તમ પૂર્ણાંક દર્શાવે છે.

$0 \le x \le \frac{\pi}{2}$ માટે,$\int_{0}^{\sin^{2}x} \sin^{-1}(\sqrt{t}) \, dt + \int_{0}^{\cos^{2}x} \cos^{-1}(\sqrt{t}) \, dt$ ની કિંમત શોધો.

વિધાન $(A)$: $\int_{\frac{\pi}{6}}^{\frac{\pi}{3}} \frac{(\sin x)^{\sqrt{2}} dx}{(\sin x)^{\sqrt{2}}+(\cos x)^{\sqrt{2}}} = \frac{\pi}{12}$
કારણ $(R)$: $\int_{a}^{b} \frac{f(x) dx}{f(x)+f(a+b-x)} = \frac{b-a}{2}$

$\int_0^{\pi /2} \frac{x \sin x \cos x}{\cos^4 x + \sin^4 x} \, dx = $

જો સંકલન $\int_{-1}^1 \frac{\cos \alpha x}{1+3^x} d x$ નું મૂલ્ય $\frac{2}{\pi}$ હોય,તો $\alpha$ નું એક મૂલ્ય શોધો.

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