SOLUTION
We were given
[tex]f(x)=(3)^{x-3}[/tex]
We want to find f(1). f(1) means we will substitute 1 for x into the function, we have
[tex]\begin{gathered} f(x)=(3)^{x-3} \\ f(1)=(3)^{1-3} \\ f(1)=3^{-2} \\ f(1)=\frac{1}{3^2} \\ f(1)=\frac{1}{9} \end{gathered}[/tex]
Hence the answer is 1/9
