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1. |
Which is the standard form of a linear equation? |
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A. |
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B. |
y = 2x - 3 |
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C. |
3x2 + y = 5 |
D. |
4x - 9y = 1 |
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Hint |
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2. |
Solve the system of equations by using substitution. 
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A. |
(3, 7) |
B. |
(1, 3) |
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C. |
(5, 11) |
D. |
(4, 9) |
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Hint |
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3. |
Solve the system of inequalities by graphing. 
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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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4. |
Find 3 |
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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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5. |
Factor 2r3 + 8r2 - 10r completely. |
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A. |
2(r3 + 4r2 - 5r) |
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B. |
2r(r2 + 4r - 5) |
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C. |
2r(r - 1)(r + 5) |
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D. |
(2r - 1)(r + 5) |
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Hint |
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6. |
 |
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A. |
|x| |
B. |
x |
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C. |
|x5| |
D. |
x2 |
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Hint |
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7. |
The parabola with equation x = -2y2 + 3y - 5 opens _____. |
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A. |
upward |
B. |
downward |
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C. |
right |
D. |
left |
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Hint |
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8. |
Which is the quadratic term in the function f(x) = 3x2 + 6x - 4? |
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A. |
3 |
B. |
3x2 |
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C. |
3x2 + 6x - 4 |
D. |
x2 |
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Hint |
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9. |
Solve x2 - 6x + 25 = 0. |
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A. |
6 ± 8i |
B. |
3 ± 4i |
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C. |
-3 ± 4i |
D. |
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Hint |
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10. |
Determine the inverse of the function  |
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A. |
x + 2 |
B. |
2x + 1 |
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C. |
2x - 2 |
D. |
2x + 2 |
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Hint |
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11. |
If w varies directly as z and w = 9 when z = -6, find w when z = 3. |
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A. |
0 |
B. |
4.5 |
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C. |
-4.5 |
D. |
-2 |
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Hint |
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12. |
Determine whether the expression 5x3y3 x2y2 is a polynomial. |
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A. |
No, because there are two terms. |
B. |
Yes. |
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C. |
No, because there are two variables. |
D. |
Cannot be determined from given information. |
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Hint |
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13. |
Simplify  |
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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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14. |
In the expression q9 = p, what is the cube root of p? |
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A. |
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B. |
q3 |
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C. |
q6 |
D. |
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Hint |
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15. |
What is the maximum number of turning points of a polynomial of degree 6? |
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A. |
6 |
B. |
5 |
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C. |
cannot be determined from given information. |
D. |
7 |
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Hint |
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16. |
Given that  and  , what value would not be in the domain of  ? |
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A. |
3 |
B. |
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C. |
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D. |
0 |
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Hint |
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17. |
What is the equation of the vertical asymptote of the function  ? |
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A. |
x = 4 |
B. |
x = 5 |
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C. |
x = 4 |
D. |
There is a hole at 4, not a vertical asymptote. |
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Hint |
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18. |
Solve  . |
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A. |
7 |
B. |
 and 7 |
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C. |
0 and 7 |
D. |
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Hint |
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19. |
Solve 62x > 5x + 2. |
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A. |
x > 0.82 |
B. |
x > 1.63 |
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C. |
x > 0.85 |
D. |
x > 1.82 |
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Hint |
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20. |
Solve 4 2e4x = 1. |
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A. |
0.10 |
B. |
0.41 |
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C. |
0.10 |
D. |
0.41 |
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Hint |
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