Unit test, part 2: using function models assignment 3.11
answer the questions below. when you are finished, submit this test to your teacher for full credit.
total score: of 15 points
(score for question 1: of 5 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.
x 4 5 6 7 8 9 10
f x  4 2
8 10 11 14 18

2. given
 
2
f x x x   4 6
and
 
2 g x x x    2 13 15
, find
( ) f
x
g
     
. show your work