Solve the system of equations.
A. (2, 4), (-2, 4), (2, -4), (-2, -4)
B. (2, 4), (4, 2), (-2, -4), (-4, -2)
C. (-2, -4), (-4, -2)
D. (2, -4), (2, 4)
Answer: A
Mathematics
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Multiply.(4
+ 4)2
A. 36 + 32
B. 48 - 32
C. 16 + 32
D. 48 + 32
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Solve the problem.How many ways can a class president, a class secretary, and a class treasurer be chosen from a group of 5 candidates?
A. 15 B. 60 C. 12 D. 120
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Solve the problem.Two cables anchor a navigation buoy in a river. The tensions in the cables are 
and 
Find the resultant force of the cables.
A. -40 + 100j
B. 20
C. -40j + 100
D. 100 + 100j
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Use the real estate amortization table to find the monthly payment for the loan.
What is the monthly payment on a 30-year loan of $106,600 if the annual interest rate is 7%?
A. $826.15 B. $708.89 C. $753.66 D. $745.13
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