College Algebra & Trigonometry, 2018a

142 CHAPTER 3. EXPONENTS AND LOGARITHMS
Consider the graphs of the following relationships:
y =1.5 x
y =2 x
y =3 x
y =10 x
Let’s look at the graphs for these functions:
20
15
10
20
15
10
y =2 x
y =1.5 x −4 −2 2 4
5
5
−4 −2 2 4
−5
20
15
10
−5
20
15
10
y =10 x
y =3 x −4 −2 2 4
5
5
−4 −2 2 4
−5
−5
We can see that these graphs demonstrate slightly different behavior and different
x and y values. One thing that they all have in common is that they all pass