Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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Solve the equation by graphing.
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1.
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2.
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3.
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Solve the equation using square roots.
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4.
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5.
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a. | –2 and 6 | c. | –3 and 6 | b. | –3 and 7 | d. | –2 and 7 |
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6.
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Solve the equation by completing the square.
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7.
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8.
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9.
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10.
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Solve the equation using the quadratic formula. Round to the nearest tenth,
if necessary.
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11.
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12.
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13.
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14.
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15.
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a. |  | c. |  | b. | no real solutions | d. |  |
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Solve the system.
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16.
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17.
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18.
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19.
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Other
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1.
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Extended Response The function  models the
number y of apps sold by an online vendor, where x is the number of weeks since the app
was released. The number of apps sold by a second vendor can be modeled by a linear function. The
number of apps sold were the same for both vendors on days 3 and 21. a. Write a linear function that models the number of apps sold by the
second vendor.
b. Solve the system to verify the function from part (a).
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