| |
| |
1. |
Which pair of lines graphed below are parallel? |
| |
|
 |
| |
|
A. |
l and m |
B. |
k and m |
| |
|
C. |
k and n |
D. |
l and n |
| |
|
Hint |
|
| |
2. |
Evaluate (3.2 × 10-5)(5.4 × 109). Express the result in scientific notation. |
| |
|
A. |
1.728 × 105 |
B. |
17.28 × 104 |
| |
|
C. |
1.728 × 103 |
D. |
0.1728 × 106 |
| |
|
Hint |
|
| |
3. |
The graph of a linear function is _______. |
| |
|
A. |
a horizontal line only |
B. |
a curved line |
| |
|
C. |
a straight line |
D. |
None of these is correct |
| |
|
Hint |
|
| |
4. |
What is the equation of the graph shown? |
| |
|
 |
| |
|
A. |
f(x) = 2x2 + 2x + 1 |
| |
|
B. |
f(x) = 2x2 - 2x + 1 |
| |
|
C. |
f(x) = -2x2 + 2x + 1 |
| |
|
D. |
f(x) = -2x2 + 2x - 1 |
| |
|
Hint |
|
| |
5. |
Find  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
6. |
Determine the product (2x + 1)(x - 4). |
| |
|
A. |
2x2 + 8x - 4 |
| |
|
B. |
2x2 - 2x - 4 |
| |
|
C. |
2x2 - 7x - 4 |
| |
|
D. |
2x2 + 6x - 4 |
| |
|
Hint |
|
| |
7. |
What is the reciprocal of  ? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
|
| |
|
Hint |
|
| |
8. |
Find which equation does not represent a reciprocal relationship. |
| |
|
A. |
ab = 3 |
B. |
 |
| |
|
C. |
–6 = ef |
D. |
 |
| |
|
Hint |
|
| |
9. |
Which curve represents exponential decay? |
| |
|
 |
| |
|
A. |
curve d |
B. |
curve c |
| |
|
C. |
curve b |
D. |
curve a |
| |
|
Hint |
|
| |
10. |
Find a solution to the equation using backtracking.
 |
| |
|
A. |
a = –2 |
B. |
a = 2 |
| |
|
C. |
a = 5 |
D. |
a = 3 |
| |
|
Hint |
|
| |
11. |
Find a solution to the equation using backtracking.
 |
| |
|
A. |
c = –14 |
B. |
c = –1 |
| |
|
C. |
c = 2 |
D. |
c = 8 |
| |
|
Hint |
|
| |
12. |
Scale the figure below by . |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
13. |
Multiply the pair of binomials.(4z – 2)(4z – 1) |
| |
|
A. |
16z2 – 2 |
B. |
16z2 – 12z + 2 |
| |
|
C. |
16z2 + 12z – 2 |
D. |
16z2 – 12z – 2 |
| |
|
Hint |
|
| |
14. |
Find the solutions of the equation.3(x + 1)2 – 4 = 23 |
| |
|
A. |
x = 4 and x = –4 |
| |
|
B. |
x = 4 and x = –2 |
| |
|
C. |
x = 2 and x = –4 |
| |
|
D. |
x = 2 and x = –2 |
| |
|
Hint |
|
| |
15. |
Prospect High School decided to add a new parking lot for its increased student population. They just bought 15,000 ft2 of land next to the school. The only requirement of the new parking lot is that the length should be 100 feet more than the width. Approximately what is the length and width of the parking lot? |
| |
|
A. |
length: 300.03 ftwidth: 50.03 ft |
B. |
length: 184.17 ftwidth: 84.17 ft |
| |
|
C. |
length: 182.29 ftwidth: 82.29 ft |
D. |
length: 180.56 ftwidth: 80.56 ft |
| |
|
Hint |
|
| |
16. |
Consider the function f(x) = 3x – 1. Write the new equation of the function after it has been translated 2 units to the right. |
| |
|
A. |
f(x) = 3x + 5 |
B. |
f(x) = 3x – 7 |
| |
|
C. |
f(x) = 5x – 1 |
D. |
f(x) = 3x + 1 |
| |
|
Hint |
|
| |
17. |
Find the x-intercepts of the graph of
f(x) = x2 – 2x – 3. |
| |
|
A. |
1, –3 |
B. |
1, –4 |
| |
|
C. |
–1, 3 |
D. |
–1, 4 |
| |
|
Hint |
|
| |
18. |
Three whole numbers have a mean of 4. How many such whole-number triples exist? |
| |
|
A. |
18 |
B. |
17 |
| |
|
C. |
20 |
D. |
19 |
| |
|
Hint |
|
| |
19. |
In a state lottery held twice per week, players choose 6 numbers from 1 to 54. They win the grand prize if they match all 6 numbers in any order. What are your chances of winning the grand prize? |
| |
|
A. |
1 out of 54 |
| |
|
B. |
1 out of 18,595,558,800 |
| |
|
C. |
1 out of 54,000,000 |
| |
|
D. |
1 out of 25,827,165 |
| |
|
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 |
|
|
|