Solve the problem.The price p and the quantity x sold of a certain product obey the demand equation: 
What is the revenue to the nearest dollar when 300 units are sold?
A. $7500
B. $52,500
C. $70,000
D. $10,000
Answer: A
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Provide an appropriate response.The price charged for 2 different paperback books at two different bookstores can be represented by the matrix P = 
. The quantities of each book sold at each store can be represented by the matrix Q = 
. Use the matrix operations on a graphing calculator to show that the transpose of the income generated (PQ)T is equal to the product of the transposes of P and Q in reverse order, QTPT.
What will be an ideal response?
Find the exact value of the trigonometric expression without the use of a calculator.sin 265° cos 25° - cos 265° sin 25°
A. - 
B. 
C. - 
D. 
Prove the identity. ? cos(-?)csc(-?)tan(-?) = 1
What will be an ideal response?
The bar graph shows the number of tickets sold each week by the garden club for their annual flower show.
How many more tickets were sold during week 5 than week 6?
A. 26 tickets B. 59 tickets C. 21 tickets D. 31 tickets