Question

The functions f and g are defined as follows.

F(x)= 3x^3+5 g(x)= -3x+2

Find f(-4) and g (6).

Simplify your answers as much as possible.

Answer 1

f(-4) = -187
g(6) = -16

Work:
f(-4) = 3(-4)^3 + 5
= 3(-64) + 5
= -187

g(6) = -3(6) + 2
= -18 + 2
= -16