| |
| |
1. |
Kurt is saving to buy a new computer. The computer he wants costs $1299. He has already saved $732. Write an inequality to determine the least amount he must still save. |
| |
|
A. |
1299 + s  732 |
B. |
1299 + s  732 |
| |
|
C. |
732 + s 1299 |
D. |
732 + s 1299 |
| |
|
Hint |
|
| |
2. |
Solve  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
3. |
Select the letter that has one line of symmetry. |
| |
|
A. |
G |
B. |
A |
| |
|
C. |
J |
D. |
F |
| |
|
Hint |
|
| |
4. |
What is the slope of the line through the points A(-3, 4) and B(2, -1)? |
| |
|
A. |
-3 |
B. |
 |
| |
|
C. |
1 |
D. |
-1 |
| |
|
Hint |
|
| |
5. |
Which ordered pair is a solution of y < -4x - 5? |
| |
|
A. |
(2, 3) |
B. |
(0, 6) |
| |
|
C. |
(1, -3) |
D. |
(-7, 0) |
| |
|
Hint |
|
| |
6. |
Find (x – 3)(x + 3). |
| |
|
A. |
x2 + 9 |
B. |
x2 - 6x - 9 |
| |
|
C. |
x2 - 6x + 9 |
D. |
x2 - 9 |
| |
|
Hint |
|
| |
7. |
Graph  with vertices A(1, 2), B(4, 1), C(5, 3). Graph the image of with a scale factor of 2. |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
8. |
Find  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
9. |
Simplify  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
10. |
Find the value of b that makes x2 + bx + 36 a perfect square. |
| |
|
A. |
-12, 12 |
B. |
324 |
| |
|
C. |
6 |
D. |
12 |
| |
|
Hint |
|
| |
11. |
Solve 2z2 + z - 4 = 0 by completing the square. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
-2, 1 |
| |
|
Hint |
|
| |
12. |
Find the equation that has direct variation. |
| |
|
A. |
y = –3x – 1 |
B. |
y = 0.8x + 9 |
| |
|
C. |
y = 5x + 1.3 |
D. |
y = 4x |
| |
|
Hint |
|
| |
13. |
How could you use the graph of h = 20t – 6t2 to estimate the solution(s) of 20t – 6t2 = 7, where h stands for height and t stands for time? |
| |
|
 |
| |
|
A. |
Draw a vertical line at t = 7 and find where it intersects the curve. |
| |
|
B. |
Draw a vertical line at t = 20 and find where it intersects the curve. |
| |
|
C. |
Draw a horizontal line at h = 7 and find where it intersects the curve. |
| |
|
D. |
Draw a horizontal line at h = 20 and find where it intersects the curve. |
| |
|
Hint |
|
| |
14. |
Find the correct representation of a translation. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
15. |
Find the rule for the translation below. |
| |
|
 |
| |
|
A. |
rule: (x, y)  (x – 1, y + 7) |
| |
|
B. |
rule: (x, y) (x + 7, y + 1) |
| |
|
C. |
rule: (x, y) (x – 1, y – 7) |
| |
|
D. |
rule: (x, y) (x – 7, y – 1) |
| |
|
Hint |
|
| |
16. |
Solve the equation by backtracking. |
| |
|
A. |
p = 12 |
B. |
p = –10 |
| |
|
C. |
p = 12 and p = –12 |
D. |
p = –12 |
| |
|
Hint |
|
| |
17. |
Find the solutions of the equation.(x – 2) 2 – 1 = 3 |
| |
|
A. |
x = –4 and x = –4 |
| |
|
B. |
x = 0 and x = 4 |
| |
|
C. |
x = 4 and x = –4 |
| |
|
D. |
x = 0 and x = –4 |
| |
|
Hint |
|
| |
18. |
Consider the function f(x) = –x2 + 5. Write the new equation of the function after it has been translated 3 units down. |
| |
|
A. |
f(x) = –x2 + 2 |
| |
|
B. |
f(x) = –(x – 3) 2 + 5 |
| |
|
C. |
f(x) = –x2 + 8 |
| |
|
D. |
f(x) = –(x + 3) 2 + 5 |
| |
|
Hint |
|
| |
19. |
In the three-team playoff structure below, what is the probability that Team C will win assuming every team has an equal chance of winning? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
20. |
In the six-team playoff structure below, what is the probability that Team E will win assuming every team has an equal chance of winning? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
|
| |
|
Hint |
|
|
|