Which function has a greater rate of change?


Function A:

x 1.5 2.5 3.5 4.5 5.5

y –5 0 5 10 15


Function B:

y = –4.5x + 15


Function A has a rate of change of

and Function B has a rate of change of

, so Function

has a greater rate of change.
there are three answer boxes