The integral is
.
Solve the integral by using substitution method.
\
Apply derivative on each side with respect to
.




Substitute
and
in
.

.
Solve the integral
by using partial fractions.


Cancel common terms.
\
Find the values of
and
.
Equate
coefficients.
.
Equate constant terms.
\
Substitute
in
.
.
Substitute
and
in
.

.
Integral formula
.
.
Substitute
in
.

.
.