$\"\"$

The differential equation is $\"\"$ .

The above equation is in the form of $\"\"$ .

The differential equation is a first order linear differential equation.

Solution of the first order linear differential equation is $\"\"$ is $\"\"$ .

Here $\"\"$ and $\"\"$ .

Find $\"\"$ .

$\"\"$

$\"\"$ \ \

$\"\"$ .

$\"\"$

The solution of differential equation is $\"\"$ .

Substitute $\"\"$ and $\"\"$ .

$\"\"$

$\"\"$ .