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1. |
Which symbol makes the following statement true?
3.25 × 103 ______ 325 |
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A. |
> |
B. |
< |
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C. |
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D. |
= |
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Hint |
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2. |
Determine the slope of the line that passes through (2, 2) and (5, 8). |
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A. |
 |
B. |
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C. |
2 |
D. |
-2 |
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Hint |
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3. |
The sum of two numbers is 36. Twice the first number minus the second is 6. Find the numbers. |
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A. |
(30, 6) |
B. |
(14, 22) |
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C. |
(42, 6) |
D. |
(10, 26) |
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Hint |
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4. |
Simplify (3a4b5c)4. |
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A. |
12a8b9c5 |
B. |
3a16b20c4 |
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C. |
81a16b20c4 |
D. |
7a16b20c4 |
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Hint |
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5. |
Solve the equation x2 = 0.81. |
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A. |
x = 0.9 or x = -0.9 |
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B. |
x = -0.9 only |
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C. |
x = 0.9 only |
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D. |
none of these is correct |
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Hint |
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6. |
The graph of y = -4x2 - 1 is _____. |
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A. |
a parabola |
B. |
None of these is correct. |
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C. |
a circle |
D. |
a straight line |
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Hint |
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7. |
State the excluded values of a and b in the expression  . |
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A. |
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B. |
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C. |
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D. |
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Hint |
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8. |
What is the lowest point on the graph of y = x2 + 2? |
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A. |
(0, 2) |
B. |
(2, 0) |
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C. |
(0, –2) |
D. |
(0, 0) |
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Hint |
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9. |
What is the new equation if the graph y = 2x3 – 6x2 is moved down 1 unit? |
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A. |
y = 2x3 – 5x2 |
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B. |
y = x3 – 6x2 |
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C. |
y = 2x3 – 6x2 – 1 |
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D. |
y = 2x3 – 6x2 + 1 |
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Hint |
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10. |
Which number is not equal to the other three? |
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A. |
2-2 |
B. |
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C. |
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D. |
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Hint |
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11. |
Find a solution to the equation using backtracking.
 |
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A. |
n = –89 |
B. |
n = 10 |
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C. |
n = –12 |
D. |
n = –100 |
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Hint |
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12. |
How many solutions can a graph of y = ax2 + bx + c have? |
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A. |
one |
B. |
all answers are correct |
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C. |
zero |
D. |
two |
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Hint |
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13. |
Find the correct representation of a glide reflection. |
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A. |
 |
B. |
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C. |
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D. |
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Hint |
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14. |
Expand the expression.(2s + 6)(2s – 6) |
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A. |
4s2 + 24s– 36 |
B. |
4s2 + 36 |
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C. |
4s2 – 36 |
D. |
4s2 – 24s– 36 |
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Hint |
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15. |
Find the solutions of the equation.3(x + 1)2 – 4 = 23 |
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A. |
x = 4 and x = –2 |
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B. |
x = 2 and x = –2 |
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C. |
x = 2 and x = –4 |
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D. |
x = 4 and x = –4 |
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Hint |
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16. |
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. What is the quadratic equation representing the school's requirements? |
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A. |
x2 – 100x – 15,000 = 0 |
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B. |
x2 + 100x – 15,000 = 0 |
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C. |
x2 + 100x + 15,000 = 0 |
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D. |
x2 – 100x + 15,000 = 0 |
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Hint |
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17. |
A flare is shot up into the sky modeling the formula h(t) = 2 + 144t – 16t2, where h is in feet and t is in seconds. Find the maximum height of the flare. |
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A. |
300 ft |
B. |
350 ft |
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C. |
326 ft |
D. |
320 feet |
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Hint |
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18. |
Find the x-intercepts of the graph of
f(x) = x2 – 2x – 3. |
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A. |
1, –3 |
B. |
1, –4 |
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C. |
–1, 4 |
D. |
–1, 3 |
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Hint |
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19. |
Find the x-intercepts of the graph of f(x) = –x2 + 4x + 12. |
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A. |
–2, 6 |
B. |
–2, 16 |
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C. |
2, 16 |
D. |
–2, –6 |
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Hint |
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20. |
How many solutions does the equation have?x2 – 6x + 8 = 2x – 3 |
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A. |
2 |
B. |
3 |
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C. |
1 |
D. |
0 |
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Hint |
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