Question

Evaluate given function. Pleas helpp

Answer 1

Answer:

$f(9) =-80$

Step-by-step explanation:

Given

The attached functions

Required

Find f(9)

We have:

$f(x) =-x^2 - 2x + 19$

So:

$f(9) =-9^2 - 2*9 + 19$

$f(9) =-81 - 18 + 19$

$f(9) =-80$