Use the Quadratic Formula to Solve the Equation $$x ^ { 2 } - 2 x - 15 = 0$$

Multiple Choice

Use the quadratic formula to solve the equation.
- $$x ^ { 2 } - 2 x - 15 = 0$$

A) $\{ 3,5 \}$
B) $\{ - 3,5 \}$
C) $\{ 3 , - 5 \}$
D) $\{ - 15,0 \}$