Solve the problem.The manufacturer of a DVD player has found that the revenue R (in dollars) is  when the unit price is p dollars. If the manufacturer sets the price p to maximize revenue, what is the maximum revenue to the nearest whole dollar?

A. $103,680
B. $829,440
C. $207,360
D. $414,720


Answer: A

Mathematics

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Solve the problem.The figure below shows an addition pyramid, in which each number is the sum of the two numbers immediately below.  For the incomplete addition pyramid below, show that the values in the square can be determined by forming and solving an equation in the unknown variable shown. 

What will be an ideal response?

Mathematics

Solve the problem.Estimate the "RRAM" area under the graph of the function above the x-axis and under the graph of the function from  to  Use 5 subintervals.

A. 12.3 B. 17.3 C. 20.7 D. 15.7

Mathematics

Use the given triangle and the following information: a =7 and b =3. Leave the answers in fraction form.



Find sin B.

Mathematics

Solve the equation and check your solution. =  - 

A. x = -6, -4
B. x = 
C. x = 6, 4
D. No solution

Mathematics