Find All Complex Solutions 3^(2x-1)-4*3^x+9=0

$3^{2 x - 1} - 4 \cdot 3^{x} + 9 = 0$

Rewrite $3^{2 x - 1}$ as $3^{2 x} \cdot 3^{- 1}$ .

$3^{2 x} \cdot 3^{- 1} - 4 \cdot 3^{x} + 9 = 0$