Question

I need help solving for this

Answer 1

f(8) = - 1

Explanation:

to find f(8) , substitute x = 8 into f(x)

f(x) = -
`(2x)/(4)` + 3 , then

f(8) = -
`(2(8))/(4)` + 3

= -
`(16)/(4)` + 3

= - 4 + 3

= - 1