Simplify the expression.(
- 3)(
- 5)
A. 
+ 15
B. 
- 8
+ 15
C. -7
+ 15
D. 
- 5
- 3
+ 15
Answer: D
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Rationalize the denominator. Assume variables represent non-negative values.
A. 7
B. 
C. 
D. 7
Mentally determine if the number can be written as a terminating decimal
A. Yes B. No
Tariffs placed by a foreign country on the import of U.S. goods are often the motivation for joint ventures between U.S. firms and firms in that country.
Answer the following statement true (T) or false (F)
Solve the problem.A piece of rectangular sheet metal is 36 inches wide. It is to be made into a rain gutter by turning up equal edges to form parallel sides. Let x represent the length of each of the parallel sides. For what value of x will the area of the cross section be a maximum (and thus maximize the amount of water that the gutter will hold)? If necessary, round to 2 decimal places.
A. 72 B. 144 C. 18 D. 9