Describe the graph of the polar equation and find the corresponding rectangular equation. Select the correct graph.
?

?

A. The graph of the polar equation consists of all points that are two units from the pole.


B. The graph of the polar equation consists of all points that are two units from the pole.


C. The graph of the polar equation consists of all points that are two units from the pole.


D. The graph of the polar equation consists of all points that are two units from the pole.


E. The graph of the polar equation consists of all points that are two units from the pole.


Answer: B

Mathematics

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A. -2, 1 + i, -1 - i
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?
 feet per second
?

A. ?

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B. ?


C. ?


D. ?


E. ?


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Assume that sales revenues, in millions, for Continental Divide Mining can be described by , where t is the number of years past 1992. Use the function to find the maximum revenue. Round your answers to three decimal places. ?

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The figure shows the results of a recent survey in which 1011 adults were asked to grade U.S. public schools. An adult is selected at random. What is the probability that the adult will give the U.S. public schools an A? (, 

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?

A.
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C.
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