Name ______________________________________
Period ______ Date ______________________
Linear/Nonlinear – Increasing/Decreasing PRACTICE A
For #1-8, determine if each relation is linear or non-linear. Circle the correct choice.
1) 4 + 2 = 12
linear
non-linear
3
2)  = 8 − 9
linear
non-linear
3
3)  = − 4  + 5
linear
non-linear
4)  2 + 2 2 = 27
5) −10 = 4
linear
linear
non-linear
non-linear
6)
7)
linear
non-linear
8)
linear
non-linear
linear
non-linear
Use the following graphs to answer questions #9 – 13. Some questions may have more than one
answer.
A
B
C
D
E
F
9) Which graph is increasing only? ________
10) Which graph is decreasing only? ________
11) Which graph is both increasing and decreasing? ________
12) Which graph is not increasing nor decreasing? ________
13) Which graph is increasing at a constant rate? ________
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WS Linear Nonlinear Practice A

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