Linear vs. Exponential Functions
Day 7 Homework
1
2. y   
3
1. y = 4x
x
-2
-1
0
1
2
3
x
x
-2
-1
0
1
2
y
y
Determine if each of the following represents exponential GROWTH or DECAY
1
4) y   
4
3) y  3x
9
7) y   
4
x
x
 10 
8) y   
 9
5) y   3.3  8
x
x
9) y   2   3
x
4
6) y   
5
x 3
9
10) y  (1.01) x  3
3
Linear or exponential? Decide if the equation is linear or exponential and then write an equation that
represents the “rule” for the table:
11
12.
x
-1
0
1
2
3
4
y
1
4
1
2
1
2
4
8
x
y
13.
-2
32
-1
16
0
8
1
4
2
2
3
1
0
2
1
4
2
6
3
8
4
10
5
12
14.
x
-2
-1
0
1
2
3
y
1
4
16
64
256
1024
15.
x
y
16.
x
-2
-1
0
1
2
3
x
-2
-1
0
1
2
3
y
162
54
18
6
2
2
3
y
-5
-9
-13
-17
-21
-25