Solve the problem.For what values of ? (0 ? ? < 2?) do maximum r-values occur on the graph of the polar equation 
Note that a maximum r-value occurs at a point that is the maximum distance from the pole.
A. 0, ?
B. 
, 
C. 0
D. ?
Answer: D
Mathematics
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Solve the rational inequality. Express the solution in interval notation.
< 0
A. (6, ?) B. (-4, 6) C. (-?, -4) D. (-?, -4) ? (6, ?)
Mathematics
Factor the expression completely.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Provide an appropriate response.For 6, x, 7 to be an arithmetic sequence, x must be:
A. 6.33333333 B. 6.66666667 C. 6.5 D. 0.5
Mathematics
Use linear interpolation to find the indicated value.The radius of a cone of fixed volume is related to the height according to the following table:
If the radius is 4.13 cm what is the height?
A. 7.532 cm B. 7.525 cm C. 7.475 cm D. 7.500 cm
Mathematics