Simplify.
A. 0
B. 1
C. 2
D. Not defined
Answer: B
Mathematics
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Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place than that used for the observations.Bill kept track of the number of hours he spent exercising each week. The results for four months are shown below. Find the mean number of hours Bill spent exercising per week. 
A. 8.0 B. 7.7 C. 7.5 D. 7.1
Mathematics
Multiply.(5x2)(7x5)
A. 35x7 B. 12x7 C. 35x10 D. 12x10
Mathematics
Solve the radical equation.
- 
= 2
A. {2} B. {-3} C. {-2, 2} D. {-2}
Mathematics
Solve the equation algebraically. Verify your solution with a graphing utility.x3 + 6x2 + 16x + 96 = 0
A. {-4, 4, -6} B. {6} C. {4, 4, 6} D. {-6}
Mathematics