f(3)=-3²
=9
f(3)=-3
............
[tex]\huge{\textbf{\textsf{{\color{navy}{An}}{\red{sw}}{\orange{er}} {\color{yellow}{:}}}}}[/tex]
[tex]f(x) = {x}^{2} \\ f(3) = {3}^{2} \\ = 9 \\ [/tex]