Let a and b be positive numbers. Determine whether the statement is true or false.(-a)(-a)(-a) is a negative number.
A. True
B. False
Answer: A
Mathematics
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Solve.A rectangular enclosure must have an area of at least 
If 
of fencing is to be used, and the width cannot exceed the length, within what limits must the width of the enclosure lie?
A. 10 ? w ? 40 B. 25 ? w ? 40 C. 0 ? w ? 10 D. 10 ? w ? 25
Mathematics
Simplify.
+ 
(0.06)
A. 0.29 B. 1.79 C. 0.055 D. 0.23
Mathematics
Solve the inequality. Graph the solution set, and state the solution set in interval notation.|2k - 4| ? 7
A. 
B. 
C. 
? 
D. 
Mathematics
Decide if the graph of the system is a pair of parallel lines, intersecting lines, or one line. x = 345x - 3y = 2
A. One Line B. Parallel C. Intersecting
Mathematics