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Expert Question: properties of definite integrals

Forum Index -> Integral Calculus

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6 Mar 2007 22:37:07 IST

Subject: properties of definite integrals

prasanna (0)

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evaluate:

_{[ 0]}

^{[ ]} xsin²xdx

Truly from
R.PRASANNA

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6 Mar 2007 23:38:56 IST

Subject: Re:properties of definite integrals

KAB (1664)

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Olaaa!! Perrrfect answer.

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Let I= _{[ 0]}

^{[pi ]} xsin²xdx

Also I=_{[ 0]}^{[ pi]} (pi-x)sin²(pi-x)=_[0]^{[ pi]}(pi-x)sin²x

So 2I= pi_[0]^{[ pi]}sin²xdx

Now you can proceed.

ADARSH
NITK Surathkal

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7 Mar 2007 00:22:14 IST

Subject: Re:properties of definite integrals

puneet (3558)

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Olaaa!! Perrrfect answer.

bad job dude!! I dont approve of this answer!

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hii

well KAB has told the correct approach ..

such question are always solved using the technique like this ..

cheers

Puneet Agrawal
IIT Delhi

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