Hich of the following functions is equivalent to the function below? select two that apply.
f(x)=3^(2x+1)
a. g(x) = 27^x
b. g(x) = 9x+1
c. g(x) = 2•3^x + 1
d. g(x) = 3^2x + 3
e. g(x) = (1/3)^-(32x+1)
f. g(x) = 3•9x