Simplify the radical. Assume that all variables represent nonnegative real numbers. 
A. 4x2 
B. 4x
C. 4xy
D. 4xy2 
Answer: B
Mathematics
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Evaluate the improper integral or state that it is divergent. 
A. 9 ln 
B. 
?
C. 
2
D. 
?
Mathematics
Add or subtract as indicated. Express the answer in feet and inches.19 ft 4 in. - 11 ft 11 in.
A. 8 ft 5 in. B. 30 ft 5 in. C. 8 ft 7 in. D. 7 ft 5 in.
Mathematics
Provide an appropriate response. A carpenter is estimating the amount of baseboard for a rectangular room that measures 28 feet 6 inches by 32 feet 9 inches. How many feet will it take to go around the room if you must add two of the lengths and two of the widths? Answer in feet and inches in standard form.
A. 197 feet B. 89 feet 3 inches C. 950 feet D. 122 feet 6 inches
Mathematics
Solve.logx 49 = 2
A. 128
B. 7
C. 
D. -7
Mathematics