Using integration by parts by allowing,Originally Posted by nirva
Thus,
Thus, we have,
Thus, the integrand is,
Thus,
Use integration by parts with,Originally Posted by nirva
Thus,
The integrand becomes,
Use integration by parts again with,
Thus,
Thus, the integrand becomes,
Thus,
=
Thus, (solve for this integral as if a variable)
Since you know the anti-derivative you can find the definite integral.