Use the FOIL method to find the products.(x - 12y)(x + 9y)
A. x2 - 6xy - 108y2
B. x2 - 3xy - 3y2
C. x - 3xy - 108y
D. x2 - 3xy - 108y2
Answer: D
Mathematics
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Simplify the radical expression. Assume that variables represent positive numbers.
A. 
B. 
C. 
D. 
Mathematics
Subtract.-37 - (-68)
A. 105 B. 31 C. -105 D. -31
Mathematics
Write the decimal as a fraction or mixed number in lowest terms.0.5
A. 
B. 
C. 
D. 
Mathematics
Solve.Two chemical storage tanks have the same capacity. Tank A is 
full, while tank B is 
full. The two tanks currently have a combined total of 1840 tons of liquid nitrogen. How much can each tank hold?
A. 3873
gallons
B. 59
gallons
C. 4784 gallons
D. 2374
gallons
Mathematics