Multiple Choice Identify the
choice that best completes the statement or answers the question.
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1.
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Solve  by factoring.
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2.
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Solve  by the Square Root Property, if
possible.
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3.
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Solve  by the Square Root Property, if
possible.
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4.
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Solve the quadratic equation  by the Square Root
Property.
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5.
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What term should be added to  to make it a perfect square
trinomial?
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6.
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Solve the quadratic equation  by completing the
square.
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7.
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Solve  by completing the square, if
possible.
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8.
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Solve  .
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9.
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A mountain biker spends a total of 3 hours going up a 20-mile mountain trail and
coming back down. The biker's speed up the trail is 5 miles per hour lower than the speed down
the trail. What is the biker's speed coming down the trail? Round your answer to two decimal
places.
a. | 16.29 miles per hour | b. | 2.05 miles per hour | c. | 8.14 miles per
hour | d. | 35.73 miles per hour | e. | 17.87 miles per
hour |
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10.
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Graph: 
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11.
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Find two quadratic equations, one opening upward and one opening downward, whose
graphs have x-intercepts at  and  .
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12.
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Graph the equation  .
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13.
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A radio station advertises that its broadcasts are heard over a circular region
covering  square miles. What is the distance (in miles)
from the station to the listeners furthest from the station? Round your answer to two decimal
places.
a. | miles | b. |
miles | c. | miles | d. |
miles | e. | miles |
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14.
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A rectangular corner lot has sidewalks on two adjacent sides for a total length
of  feet. If the diagonal path across the lot is
 feet, what are the length of the two sides of
the walk? Round your answers to two decimal places.
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15.
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An office contains two printers. Printer B takes 5 minutes longer than printer A
to print the company's monthly financial report. With the two printers working, it takes
 minutes to complete the report. How long (in
minutes) would it take each printer individually to complete the report? Round your answer to two
decimal places.
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16.
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A science club chartered a bus for  to visit a science center.
In order to lower the bus fare per member, the club invited nonmembers to go along. When  nonmembers agreed to go on the trip, the fare per person decreased by  .
How many people are going to the science center?
a. | people | b. |
people | c. | people | d. |
people | e. | people |
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17.
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A truck traveled the first  miles of a trip at one
average speed, and the last  miles at an average speed of 
miles per hour less. The entire trip took  hours. What were the two
average speeds in miles per hour? Round your answers to two decimal places.
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18.
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Multiply  and write in standard form.
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19.
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Solve  . Round your answers to two decimal
places.
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20.
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The function  approximates the speed of sound (in feet per
second) at altitude h (in thousands of feet). What is the speed of sound in feet per second at
an altitude of  thousand feet?
a. | feet per second | b. |
feet per second | c. | feet per second | d. |
feet per second | e. | feet per
second |
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