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Integrate within limits

Integrate within limits

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1 Answers

ng29
1698 Points
6 years ago
answer is 2pi
using king property we get the integral  as (cospx+sinqx)2 
now add both of integrals and we get  2I=2(cos2px+sin2qx)    and change the limits to  0 –  pi
use property that 1+cos2x=2cos2x
we get cos x get cancelled and answer is 2pi
 
approve if useful

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