Solve the Equation by the Square Root Property $$( x + 9 ) ^ { 2 } = - 6$$

Multiple Choice

Solve the equation by the square root property.
- $$( x + 9 ) ^ { 2 } = - 6$$

A) $\{ - 9 \pm \sqrt { 6 } \}$

B) $\{ - 9 \pm i \sqrt { 6 } \}$

C) $\{ - 3 - \sqrt { 6 } \}$

D) $\{ - 3,15 \}$