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If (n-m) is odd and |m|ne|n| then int(0)...

If `(n-m)` is odd and `|m|ne|n|` then `int_(0)^(pi)cosmxsinnxdx=..........`

A

`(2n)/(n^(2)-m^(2))`

B

0

C

`(2n)/(m^(2)-n^(2))`

D

`(2m)/(n^(2)-m^(2))`

Text Solution

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The correct Answer is:
A
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KUMAR PRAKASHAN-INTEGRALS -MULTIPLE CHOICE QUESTIONS(MCQS)
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  2. Evaluation of definite integrals by subsitiution and properties of its...

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  3. If (n-m) is odd and |m|ne|n| then int(0)^(pi)cosmxsinnxdx=..........

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  4. Evaluation of definite integrals by subsitiution and properties of its...

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  5. Evaluation of definite integrals by subsitiution and properties of its...

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