Determining whether an improper integral converges or diverges

aimir

New member
Joined
Apr 9, 2012
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2
Hello,
can you plaese halp me with this problem?
I need to determine whether the definite integral of dx/(1+x2sin2(x)), x from 0 to infinity, converges or diverges.
Thank you very much!
 
Thank you, but can you show me why is it so?
I have to prove it.
 
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