By Brooke Norman
Test Answers
1- slope= -1
2- slope = 1/2 
3- a. yes b. no c. yes
4- look at table and graph 
5- y-int= 9 x-int= 3
6- y-int= 12 x-int
= -8
7- You will need to purchase more golf balls after the 16th
golf outing.
8- Slope = 3
9- Slope= -2
10-
K= -9/4 y=(-9/4)x
11-
Y=4-2x slope=-2 y-int= 4
12-
13-
14-
a. no b.
yes c.
yes d.
no
15-
Yes
16-
No
17-
a. 11 b. 35 c. -19
18-
19-
20-
It determines if a relation is a function. If you can draw a vertical line anywhere on the graph and it
touches the graph in more than one place, the graph is not a function.
Return to Instructional Unit Overview