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Evaluate : int(0)^(pi) ( cos x dx)/(( 2 ...

Evaluate : `int_(0)^(pi) ( cos x dx)/(( 2 - sin x) (3 + sin x))`

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The correct Answer is:
`((8)/(3))`
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ARIHANT PUBLICATION-CHSE ODISHA EXAMINATION PAPER 2019-Group B (60 Marks)
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  4. Solve the following : [[x+1,omega,omega^2],[omega,x+omega^2,1],[omega^...

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  7. Find the intervals in which the function y=(lnx)/(x) is increasing and...

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  8. If y=e^(x^(e^(x^(e^x)))), then find dy/dx.

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  9. Find (d^2y)/(dx^2) if x=a costheta,y=bsintheta.

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  11. Find differential equation of the curve y=ae^(3x)+be^(5x).

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  12. Solve : (y^(2) + 7 y + 12) dy + x dx = 0

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  13. Evaluate : int ((2 x + 1) dx)/( ( sqrt( x^(2) + x + 4)))

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  14. Evaluate : int(0)^(pi) ( cos x dx)/(( 2 - sin x) (3 + sin x))

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  18. Find a unit vector perpendicular to each of the vectors vec(a) + vec(b...

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  19. Prove that (vec a × vec b)^(2) = a^(2)b^(2)-(vec a . vec b)^(2).

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