Solve the Equation $$3 ^ { x } = \frac { 1 } { 27 }$$

Multiple Choice

Solve the equation.
- $$3 ^ { x } = \frac { 1 } { 27 }$$

A) $\left\{ \frac { 1 } { 9 } \right\}$
B) $\left\{ \frac { 1 } { 3 } \right\}$
C) $\{ 3 \}$
D) $\{ - 3 \}$