Find All Solutions $$x ^ { 3 } + 2 x ^ { 2 } + 9 x + 18 = 0$$

Multiple Choice

Find all solutions.
- $$x ^ { 3 } + 2 x ^ { 2 } + 9 x + 18 = 0$$

A) $\{ 2 \}$
B) $\{ - 3,3 , - 2 \}$
C) $\{ - 2 \}$
D) no real solution