$\"\"$

The function is $\"\"$ and initial condition is $\"\"$ .

Rewrite the expression.

$\"\"$

Integrate on both side.

$\"\"$

Integral formula: $\"\"$ .

$\"\"$

Apply exponential on each side.

$\"\"$

The equation satisfies the initial condition is $\"\"$ .

Substitute $\"\"$ .

$\"\"$

Substitute $\"\"$ .

$\"\"$

Therefore the particular solution is $\"\"$ .

$\"\"$

The particular solution is $\"\"$ .