Solve the Equation by Completing the Square $$x ^ { 2 } - 2 x - 24 = 0$$

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } - 2 x - 24 = 0$$

A) $\{ - 6,4 \}$
B) $\{ 6 , - 4 \}$
C) $\{ - 20 , - 4 \}$
D) $\{ \pm 2 \mathrm { i } \sqrt { 6 } \}$