Respuesta :

[tex]\pink{ \boxed{\boxed{\begin{array}{cc} \maltese  \bf \: given \\ \\ \rm \: f(x) = - 2 {x}^{2} \\ \\ \rm \therefore \: f( - 3) = - 2 {( - 3)}^{2} \\ \rm = - 2 \times 9 \\ = - 18 \end{array}}}}[/tex]

Answer:

-18

Step-by-step explanation:

f(-3) = -2 (-3)²

= -2(9)

= -18