Question

Two functions are given.
f(x) = |x|
g(x)=1/2x-9

Find (f — g) (8).

Answer 1

-8- (-5) = - 3

Explanation:

f(8) = - l8l = - 8

g(8) = 1/2(8) - 9 = 4 - 9 = - 5

f - g = - 8 - ( -5) = - 3