Answer:
see below
Step-by-step explanation:
put g(x) in for the x in f(x)
100 residents/km2
5×4 = 20 2,000÷20 = 100
∠ACB is a right angle
Graph:
− 10/8
− 15/12
− 20/16
− 25/20
− 40/32
These are all equal, the list could go on but here are many