The following matrix is a reduced augmented matrix obtained from a system of equations.
The solution to the system is:
A. 
B. 
C. 
D. no solution
Answer: B
Mathematics
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Solve the equation.-2b = 30
A. {-32} B. {1} C. {32} D. {-15}
Mathematics
Graph the linear inequality.y ? 6
A. 
B. 
C. 
D. 
Mathematics
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
Mathematics
Evaluate the following expression. (? ? ?n, where n is a whole number)
?
?
A. 5 sec 4? B. - 5 csc 4? C. 5 csc 4? D. - 5 sec 4? E. 5 cot 4?
Mathematics