Use a table and/or a graph to decide whether the limit exists. If it exists, find its value. 

A. -6
B. Does not exist
C. 6
D. 0


Answer: B

Mathematics

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Perform the indicated operation. Assume that all variables are nonnegative.27 - 12

A. 15
B. 75
C. 15
D. 39

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Factor out the GCF from the polynomial.18x3y + 14xy6

A. 2xy(9x2 + 7y5) B. 2x(9x2y + 7y6) C. 2y(9x3 + 7xy5) D. xy(18x2 + 14y5)

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The management of Acrosonic plans to market the ElectroStat, an electrostatic speaker system. The marketing department has determined that the demand for these speakers is , where p denotes the speaker's unit price (in dollars) and x denotes the quantity demanded.


Find the marginal revenue function .


A.
B.
C.
D.

Mathematics