Perform the indicated operation and simplify if possible.
A. 0
B. 
C. 
D. 
Answer: D
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Use the properties of limits to evaluate the limit if it exists.
A. - 
B. - 
C. Does not exist
D. - 
Solve the problem.A piece of cardboard is twice as long as it is wide. It is to be made into a box with an open top by cutting 4 cm squares from each corner and folding up the sides. Let x represent the width of the original piece of cardboard. Determine a function V that represents the volume of the box in terms of x.
A. V(x) = 4x2 - 64x + 256 B. V(x) = 8x2 C. V(x) = 8x2 - 96x + 256 D. V(x) = 8x2 - 48x + 64
Fill in the blank with one of the words or phrases listed below.
means "per hundred."
A. Amount B. Percent C. Commission D. Base
Use Cramer's rule to solve the linear system.
A. {(1, 5, 1)} B. {(4, -1, -5)} C. {(4, 1, 5)} D. {(5, -1, 5)}