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`int_0^pisin^3theta(1+2costheta)(1+costheta)^2dtheta` is equal to `1/3` (b) `8/3` (c) `3/2` (d) None of these

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RESONANCE DPP ENGLISH-JEE MAINS-All Questions
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  2. If In=intsin^n xdxn in N , t h e n5I4-6I6 is equal to s in x(cosx)^5+...

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  3. int0^pisin^3theta(1+2costheta)(1+costheta)^2dtheta is equal to 1/3 (...

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  11. Show that int0^(pi/2)sqrt((sin2theta))sintheta d theta=pi/4

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