Answer:
4:
b) f(-1) = 0.50; f(-2) = 0.25; f(-3) = 0.125
c) Graph is attached -but you will need to do this by hand on the blank graph on the assignment.
5:
a) Increasing, y-intercept at (0, 125)
b) Decreasing, y-intercept at (0, 22)
c) Increasing, y-intercept at (0, 256)
