Solve the Equation $$6 ^ { 2 x } - 4 \left( 6 ^ { x } \right) = 32$$

Multiple Choice

Solve the equation. Give the answer in exact form.
- $$6 ^ { 2 x } - 4 \left( 6 ^ { x } \right) = 32$$

A) $\{ 6 \ln 8,6 \ln ( - 4 ) \}$
B) $\{ 6 \ln 8 \}$
C) $\left\{ \log _ { 6 } 8 , \log _ { 6 } ( - 4 ) \right\}$
D) $\left\{ \log _ { 6 } 8 \right\}$