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1. |
How many solutions can a quadratic–linear system of equations have? |
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A. |
1, 2, or 3 |
B. |
none, 1, or 2 |
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C. |
1 or 2 |
D. |
none or 1 |
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Hint |
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2. |
Solve the system y = 2x2 – 6 and y = 4x. |
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A. |
(–1, –4), (–3, –12) |
B. |
(1, 4), (3, 12) |
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C. |
(1, 4), (–3, –12) |
D. |
(–1, –4), (3, 12) |
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Hint |
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3. |
How many solutions does the quadratic-linear system have? |
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A. |
3 |
B. |
2 |
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C. |
1 |
D. |
0 |
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Hint |
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4. |
Solve the system y = 2x2 – x – 3 and y =  . |
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A. |
no solution |
B. |
(0, -3) and (2, 3) |
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C. |
(0, -3) |
D. |
(2, 3) |
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Hint |
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5. |
Refer to the graph. José is inside the school auditorium that has a 9-foot ceiling. He throws a tennis ball, modeled by the equation
v(h) = -0.16h2 + 2h + 3, with all measurements in feet. Where will the tennis ball hit the ceiling? |
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A. |
(7.5, 9) |
B. |
(5, 9) |
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C. |
(5, 9) and (7.5, 9) |
D. |
It will not hit the ceiling. |
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Hint |
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