Integration from 0 to infinity x2cosx / (xsinx)2
Integration from 0 to infinity x2cosx / (xsinx)2
pankaj gupta , 13 Years ago
Grade 12th Pass
Integral Calculus> Definite Integration...
2 Answers
Swapnil Saxena
Last Activity: 13 Years ago
=x2cos(x)/(xsin(x))2
=x2cos(x)/x2sin(x)2
= cos(x)/sin2(x)
= cot(x)cosec(x)
Integrating it gives -cosec(x)
Definite Integral frm 0 to infiniity is cosec(0)+cosec(infinity) ---> undefined
Rinkoo Gupta
Last Activity: 11 Years ago
integral x^2cosx/(xsinx)^2 dx
=integral cotx cosecx dx
=- cosecx +C
Thanks & Regards
Rinkoo Gupta
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