Solve the problem.Find the center of mass of the hemisphere 
if the density is proportional to the distance from the center.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Plot the given point in a rectangular coordinate system.
A. 
B. 
C. 
D. 
Mathematics
Factor the expression completely.49x5 - 36x
A. (7x2 + 6)(7x2 - 6) B. x(7x2 + 6)(x + 1)(x - 1) C. prime D. x(7x2 + 6)(7x2 - 6)
Mathematics
Solve the problem.If the probability that an identified hurricane will make a direct hit on a certain stretch of beach is 
, what are the odds against a direct hit?
A. 1 to 10 B. 8 to 1 C. 10 to 1 D. 9 to 1
Mathematics
Add.2.5 + (-6.4)
A. -8.9 B. 3.9 C. -3.9 D. 8.9
Mathematics