The figure shows the graphs of the cost and revenue functions for a company that manufactures and sells binoculars. Use the information in the figure to answer the question.Is there a profit when 649 binoculars are produced?

A. Yes
B. No


Answer: B

Mathematics

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Solve. Use a calculator to approximate the irrational solutions to three places.(x + 1)2 = 13

A. 2.606 B. ±3.742 C. 2.606, -4.606 D. ±3.464

Mathematics

Solve the problem.On the day when Julie left for her vacation, the function that converted U.S. dollars to British pounds was f(x) = 0.54521x, where x is the number of U.S. dollars and f(x) is the number of British pounds. Find the inverse function.

A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = x - 0.54521

Mathematics

Add or subtract. Assume all variables represent positive real numbers. + 4 + 2

A. 15
B. 15
C. 6
D. 6

Mathematics

Divide.

A. 27 r 4 B. 31 C. 27 D. 27 r 8

Mathematics