Solve the problem.The price p and the quantity x sold of a certain product obey the demand equation p = - 
x + 160, 0 ? x ? 480.What quantity x maximizes revenue? What is the maximum revenue?
A. 360; $14,400
B. 480; $19,200
C. 120; $14,400
D. 240; $19,200
Answer: D
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Find the absolute maxima and minima of the function on the given domain.
on the trapezoidal region with vertices 
and 
A. Absolute maximum: 9 at 
absolute minimum: 5 at 
B. Absolute maximum: 8 at 
absolute minimum: 0 at 
C. Absolute maximum: 10 at 
absolute minimum: 5 at 
D. Absolute maximum: 9 at 
absolute minimum: 0 at 
Solve the equation. Express irrational answers in exact form and as a decimal rounded to 3 decimal places.
x = 41 - x
A. 
? 1.195
B. 
? 1.292
C. ln 
- ln 4 ? -0.981
D. 
? 0.774
Find the APY corresponding to the given nominal rates.4.5% compounded quarterly
A. 4.55% B. 4.58% C. 4.5% D. 4.59%
Determine if the statement is true or false.-8.4 ? -8.40
A. True B. False