Compare two functions by analyzing the graphs

Author:
Mathguru, Walch Education
Topic:
Functions
Two airplanes are in flight. The function represents the altitude, , of one airplane after minutes. The graph below represents the altitude of the second airplane.
  1. Identify the rate of change for the first function.
  2. Identify the -intercept for the first function.
  3. Identify the rate of change for the second function.
  4. Identify the -intercept of the second function as the coordinate of the line that intersects with the -axis.
  5. Compare the properties of each function.