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 the quadratic equation  by factoring.
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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  by the Square Root Property, if
possible.
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5.
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After two years, a  investment, compounded annually at interest
rate r, will yield an amount of  . If the amount after two years is  , find the rate r. Round your answer to three decimal places.
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6.
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Solve  by completing the square, if
possible.
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7.
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The revenue R (in dollars) for selling x units of an infant
stroller is modelled by  . Find the number of strollers that must be
sold to produce a revenue of  . Round your answer to the nearest
integer. a. |  strollers | b. | 
strollers | c. |  strollers | d. | 
strollers | e. |  strollers |
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8.
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Graph  .
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9.
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Find the points of intersection of  and  .
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10.
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A picture is 6 inches longer than it is wide and has an area of 
square inches. What are the dimensions (in inches) of the picture. Round your answers to two decimal
places.
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11.
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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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12.
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Write  in i-form.
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13.
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Write the number  in i-form.
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14.
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Multiply  and write in standard form.
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15.
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Multiply  by its complex conjugate and
simplify.
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16.
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Solve the equation  by using the Square Root Property.
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17.
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Solve  . Round your answers to two decimal
places.
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18.
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Use the Vertical Line Test to determine if y is a function of x.
 a. | y is not a function of x | b. | y is a function of
x |
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19.
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Use the Vertical Line Test to determine if y is a function of x.
 a. | y is not a function of x | b. | y is a function of
x |
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20.
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The demand for a product is a function of its price. If the demand function is
 , where p is the price in dollars,
find the demand when the price is  .
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