$\"\"$

The quadratic equation is $\"\"$ .

The equation compare to quadratic equation, then x = v, a = 3, b = 5 and c = 11.

Quadratic formula: $\"\"$ .

$\"\"$ (Substitute x = v, a = 3, b = 5 and c = 11)

$\"\"$ (Evaluate power: $\"\"$ )

$\"\"$ (Simplify)

$\"\"$ (Subtract: 25 - 132 = - 107) Separate the solutions $\"\"$ . $\"\"$

The solution set is $\"\"$ .