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1.
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Which of the following are true about the polynomial  ?
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Factor the polynomial completely.
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2.
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3.
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The table shows the height y, in meters, of a ball t seconds after
being thrown from the top of a tower. The data show an approximately quadratic relationship. Time (sec), t | Height (m),
y | 0.9 | 140 | 1.7 | 130 | 2.4 | 116 | 3.2 | 94 | 4.1 | 62 | 4.8 | 31 | | |
Find the quadratic model that best fits the data.
Use the model to predict how much time it will take the ball to reach the ground.
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Choose the quadratic function in standard form whose graph satisfies the
given condition(s).
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4.
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range: 
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5.
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Which of the following relations or graphs are functions?
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Tell whether the function has a minimum value or a maximum value. Then find
the value.
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6.
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7.
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Consider the data in the table. Which of the following choices correspond to the
data? | x | 9 | 13 | 17 | 21 | 25 | 29 | 33 | 37 | | y | 34 | 30 | 26 | 24 | 21 | 17 | 15 | 11 | | | | | | | | | |
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Find the cube root of the number.
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8.
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