The function is and the boundary condition is
.
Rewrite the function.
\The above equation is in the form of linear equation .
Here and
.
The integrating factor is .
Substitute .
Integral formula: .
The general solution is .
Substitute in the above equation.
Power rule of integral : .
.
Substitute in the above integral function.
Subsitute in the
The general solution is .
The general solution is .