Flag Integral Calculus> Definite Integration...
question mark

Integration from 0 to infinity x2cosx / (xsinx)2

pankaj gupta , 13 Years ago
Grade 12th Pass
anser 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
AskIITians Faculty

Provide a better Answer & Earn Cool Goodies

star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Ask a Doubt

Get your questions answered by the expert for free