Solve the system by elimination. If the system is inconsistent or dependent, say so.
A. (20, 4)
B. (4, 20)
C. infinite number of solutions of the equation 5x + y = 40; dependent system
D. empty set solution; inconsistent system
Answer: B
Mathematics
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Multiply.
A. - 8
B. 
C. - 
D. 
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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.
What is the profit when 996 binoculars are produced?
A. $3492 B. $2484 C. $492 D. $5484
Mathematics
Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Use a calculator to estimate the limit.
A. 0 B. Does not exist C. 4 D. 2
Mathematics