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1. |
Use the graph to determine the solution(s) of
x2 - x - 6 = 0. |
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A. |
-2, 3 |
B. |
-2 |
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C. |
-6 |
D. |
-3, 2 |
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Hint |
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2. |
Solve the equation n2 +3n = 0 by graphing. |
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A. |
0, 3 |
B. |
0, -3 |
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C. |
3 |
D. |
0 |
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Hint |
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3. |
Solve the equation w2 - 4w = 12 by graphing. |
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A. |
6 |
B. |
-2, 6 |
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C. |
0, -3 |
D. |
1, 4 |
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Hint |
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4. |
A quadratic function has two real roots. How many times does the graph cross the x-axis? |
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A. |
2 |
B. |
cannot be determined from given information. |
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C. |
0 |
D. |
1 |
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Hint |
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5. |
Solve -x2 + 3x + 5 = 0 by graphing. If exact roots cannot be found, state the consecutive integers between which the roots are located. |
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A. |
between –1 and 0, and between 3 and 4 |
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B. |
between –1 and 0, and between 4 and 5 |
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C. |
between –2 and -1, and between 4 and 5 |
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D. |
between –2 and–1, and between 3 and 4 |
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Hint |
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