Solve the problem.A CD store determines the following demand function for a particular CD  where q = the number of CDs sold per day when the price per CD is x dollars. At a price of $9 per CD will a small increase in price cause the total revenue to increase, decrease, or stay the same?

A. Increase
B. Stay the same
C. Decrease


Answer: A

Mathematics

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Solve the problem.A horse's paddock is triangular with a height of 81 ft and sides of 115 ft, 77 ft, and 116 ft. What is the cost of fencing around the paddock if the fencing costs $5.10 per ft?

A. $15,904.35 B. $1570.80 C. $785.40 D. $23,753.25

Mathematics

Solve the inequality.For the function f(x) = x2 - 3x + 2, solve f(x) > 0.

A. (2, ?) B. (1, 2) C. (-?, 1) D. (-?, 1) ? (2, ?)

Mathematics

Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.{5n - 3}

A. Arithmetic; d = -3 B. Arithmetic; d = 5 C. Geometric; r = 5 D. Neither

Mathematics

Write the decimal as a fraction or mixed number in lowest terms.0.5

A.
B.
C.
D.

Mathematics