Free Exam: Algebra I - 3-3 - 3-6
Number of Questions in Test: 10
Number of Questions in Preview: 5
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Use the table to find the rate of change if x is represented by the year, and y is represented by the cost.
[cmimg]0/4565688_VFT90A29.jpg[/cmimg]
[cmimg]0/4565688_VFT90A29.jpg[/cmimg]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 2
Determine whether the function is linear. If it is, what is the rate of change?
[cmimg]0/4565688_MYBZT0AY.jpg[/cmimg]
[cmimg]0/4565688_MYBZT0AY.jpg[/cmimg]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 3
The graph shows the number of internet users in the United States. Find the rate of change for 2001 − 2003.
[cmimg]0/4565688_T0TFTYI4.jpg[/cmimg]
[cmimg]0/4565688_T0TFTYI4.jpg[/cmimg]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 4
Find the slope of the line through (6, –7) and (4, –8).
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 5
Find the value of r so the line that passes through (–5, 2) and (3, r) has a slope of –1/2 .
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |