Question

If f(x) = 3 – 2x and g (x) = StartFraction 1 Over x + 5 EndFraction, what is the value of (StartFraction f Over g EndFraction) (8)?

Answer 1

A. -169

Explanation:

e2021

Answer 2

f(x) = 3 - 2x

`g(x) = (1)/(x + 5)`

`((f)/(g)(8) = (3-2x)/((1)/(x+5))`

`((f)/(g)(8) = (3 - 2x).(x + 5)`

`((f)/(g)(8) = 3.x + 3.5 - 2x.x - 2x.5 = 3x + 15 - 2x^2 - 10x`

`((f)/(g)(8) = -2.8^2 - 7.8 + 15 = -2.64 - 56 + 15 = -169`