$\"\"$

The standard form of the complex number is $\"\"$ , where $\"\"$ and $\"\"$ are real numbers.

The quadratic equation is $\"\"$ .

The quadratic formula $\"\"$ .

Substitute the values $\"\"$ .

$\"\"$

Solution 1 :

$\"\"$

Solution 2 :

$\"\"$ . $\"\"$

The solution is $\"\"$ .