Question

G(n) = 2n + 4
f(n) = 2n^2 - 4
Find g(n) - f(n)

Answer 1

-2n^2+2n+8

Explanation:

g=2n+4

f=2n^2-4

g-f = 2n+4 - (2n^2-4) = -2n^2+2n+8