Level:
Project ID:
9000003705
Accepted:
1
Clonable:
1
Easy:
0
Solve the following exponential equation.
\[
3^{2x} - 12\cdot 3^{x} + 27 = 0
\]
\(x_{1} = 1;\ x_{2} = 2\)
\(x_{1} = 3;\ x_{2} = 9\)
\(x_{1} = -1;\ x_{2} = -2\)
\(x_{1} = -3;\ x_{2} = -9\)