| |
| |
1. |
What is the value of 9 - [12 + (15 ÷ 3)]? |
| |
|
A. |
-8 |
B. |
0 |
| |
|
C. |
2 |
D. |
26 |
| |
|
Hint |
|
| |
2. |
Solve |4x + 2| + 6 = 0. |
| |
|
A. |
2 |
B. |
1 |
| |
|
C. |
 |
D. |
-2 |
| |
|
Hint |
|
| |
3. |
Solve  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
4. |
Choose the scatter plot that has a prediction equation with a negative slope. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
5. |
When two lines have different slopes, the graphs of the equations are _________ |
| |
|
A. |
the same line. |
B. |
horizontal lines. |
| |
|
C. |
intersecting lines. |
D. |
parallel lines. |
| |
|
Hint |
|
| |
6. |
Solve the system of inequalities by graphing. 
|
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
7. |
Josh has 40 minutes to complete a government exam. There are 15 multiple-choice questions worth 3 points each. There are also 5 short-answer questions worth 11 points each. It takes about 2 minutes for Josh to answer the multiple-choice questions m and about 8 minutes to complete the short-answer questions s. Which inequality is not part of the system of inequalities that represents the problem? |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
8. |
Find 3 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
9. |
Write the translation matrix for  and its image  |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
10. |
Solve  using inverse matrices. |
| |
|
A. |
(4, 4) |
B. |
(-4, 4) |
| |
|
C. |
(4, -4) |
D. |
(-4, 0) |
| |
|
Hint |
|
| |
11. |
Solve 9t2 - 15t + 4  0. |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
12. |
If Molly's car gets 24 miles for each gallon of gasoline, and she has 8 gallons of gasoline in her tank, how far can she drive before having to stop and get gas? |
| |
|
A. |
96 miles |
B. |
24 miles |
| |
|
C. |
192 miles |
D. |
3 miles |
| |
|
Hint |
|
| |
13. |
A line of fit is drawn on a scatter plot showing the number of pets owned by automobile owners and the number of miles driven each month. What would probably be the best description of the slope of this line? |
| |
|
A. |
undefined |
B. |
zero |
| |
|
C. |
negative |
D. |
positive |
| |
|
Hint |
|
| |
14. |
Suppose a plant grows one inch every year. If x is how old the plant is (in years), and f (x) is how tall the plant is (in inches), what type of function is f (x)? |
| |
|
A. |
constant function |
B. |
identity function |
| |
|
C. |
step function |
D. |
absolute value function |
| |
|
Hint |
|
| |
15. |
Which is true for the following system of equations?
3x -  y = 1
x + 2y = 7. |
| |
|
A. |
y < x |
B. |
cannot be determined from information given |
| |
|
C. |
y > x |
D. |
y = x |
| |
|
Hint |
|
| |
16. |
Which of the following is an example of a column matrix? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
17. |
Find the coordinates of the vertices of the image of a rectangle ABCD with A(4, -3), B(-3, 1), C(-7, -3), and D(5, 2) after a reflection across the line y = x. |
| |
|
A. |
A'(-3, -4),B'(1, 3),C'(-3, 7),D'(2, -5) |
| |
|
B. |
A'(-3, 4),B'(1, -3),C'(-3, -7),D'(2, 5) |
| |
|
C. |
A'(-4, -3),B'(3, 1),C'(7, -3),D'(-5, 2) |
| |
|
D. |
A'(3, 4),B'(-1, -3),C'(3, -7),D'(-2, 5) |
| |
|
Hint |
|
| |
18. |
Factor 4x2 – 5x – 6. |
| |
|
A. |
(4x + 3)(x – 2) |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
19. |
Simplify:  if  |
| |
|
A. |
 |
B. |
Cannot be simplified further. |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
20. |
If the graph of y = x2 is shifted 4 units to the right, and 2 units down, what is the equation of the new graph? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|
|