Question

If f(x) = 3^x, what is f(-2)?

Answer 1

Answer:

1/9

Step-by-step explanation:

$f(x) = {3}^{x} \\ f( - 2) = {3}^{ - 2} \\ \\ \hspace{ 30 pt} = \frac{1}{ {3}^{2} } \\ \\\hspace{ 30 pt} = \frac{1}{9} \\ \\ \huge \orange{ \boxed{ f( - 2) =\frac{1}{9} }}$