| |
| |
1. |
Choose the graph that is not a function. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
2. |
Write  in standard form where A, B, and C are integers whose greatest common factor is 1. |
| |
|
A. |
3x - 8y = 2 |
B. |
3x + 8y = 16 |
| |
|
C. |
 |
D. |
3x - 8y = 16 |
| |
|
Hint |
|
| |
3. |
Which equation has a graph that is parallel to the graph of 4x - 2y = 1? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
y = 2x - 3 |
D. |
 |
| |
|
Hint |
|
| |
4. |
Write an equation of the line that passes through (10,-4) and is perpendicular to the line whose equation is  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
5. |
Choose the graph of f(x) = |x| - 2. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
6. |
Which equation describes graph A? |
| |
|
 |
| |
|
A. |
y = | x - 1 | |
B. |
y = 2.25x - 1 |
| |
|
C. |
y = 2.25| x | - 1 |
D. |
y = | 2.25x | |
| |
|
Hint |
|
| |
7. |
Find an equation of the line that passes through (0, -6) and (5, 3). |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
8. |
Is the relation shown in the graph a function? Why or why not? |
| |
|
 |
| |
|
A. |
Yes, the ordered pairs (-3, 2), (-1, 1), and (3, -1) form a straight line. |
| |
|
B. |
No, the relation contains the ordered pairs (0, -1) and (3, -1). |
| |
|
C. |
Yes, the relation contains very few ordered pairs. |
| |
|
D. |
No, the relation contains the ordered pairs (3, -1) and (3, 2). |
| |
|
Hint |
|
| |
9. |
Consider the formula F(c) = 1.8c + 32, where c is the temperature in degrees Celsius and F(c) is the temperature in degrees Fahrenheit. If it is 0° C at the beginning of the day, and it is 11° C at noon, what was the change in temperature in degrees Fahrenheit? |
| |
|
A. |
-12.2 |
B. |
19.8 |
| |
|
C. |
11 |
D. |
51.8 |
| |
|
Hint |
|
| |
10. |
Graph the line through (2, 3) that is perpendicular to the line with equation 2x + 5y = 1. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
11. |
For which scatter plot will a good line of fit have a negative y-intercept? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
12. |
The table shows the average heights (in centimeters) of females ages 1-14. If this trend continues, about how tall will an average fifteen-year-old female be? |
| |
|
 |
| |
|
A. |
168.5 cm |
B. |
156.9 cm |
| |
|
C. |
160.3 cm |
D. |
163.7 cm |
| |
|
Hint |
|
| |
13. |
Which graph shows the inequality 5x – 2y  8? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
14. |
Choose the ordered pair that satisfies 7x – 15y < -13. |
| |
|
A. |
(1, 1) |
B. |
(0, -2) |
| |
|
C. |
(2, -3) |
D. |
(-2, 0) |
| |
|
Hint |
|
|
|