Question

F(x) = 3x² + 9x – 16
Find f(-8)

Answer 1

Answer: 104

Explanation:

`f(-8)` represents
`f(x)` evaluated at
`x=-8`.

`f(-8)=3(-8)^2 +9(-8)-16\\\\=192-72-16\\\\=120-16\\\\=104`