Question

Fide f (-3) evaluate the function

Answer 1

Solution:

$f(x) = - 4 {x}^{2} + 9 \\ = > f( - 3) = - 4( - 3)^{2} + 9 \\ = - 4(9) + 9 \\ = - 36 + 9 \\ = - 27$

Answer:

The answer is -27.