When Mamadou moved into a new house, he planted two trees in his backyard. At
the time of planting, Tree A was 16 inches tall and Tree B was 40 inches tall. Each
year thereafter, Tree A grew by 6 inches per year and Tree B grew by 2 inches per
year. Let A represent the height of Tree At years after being planted and let B
represent the height of Tree B t years after being planted. Graph each function and
determine which tree is taller after 4 years.