Graded Assignment Unit Test, Part 2: Using Function Models Answer the questions below. When you are finished, submit this test to your teacher for full credit. Total score: _ of 10 points (Score for Question 1: _of 10 points) 1. The table shows values of a function f (x) . What is the average rate of change of f (x) over the interval from x =5 to x = 9? Show your work. (You must show your work to obtain full credit.) X 4 5 6 7 8 9 10 f ( x) -8 -6 8 10 11 14 22