Solve the problem.For what numbers x, 0 ? x ? 2?, does cos x = -1?
A. ?
B. 
C. 
, 
D. none
Answer: A
Mathematics
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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = 0, x = 0, x = 9
A. 486? B. 18? C. 972? D. 324?
Mathematics
Find the indicated maximum or minimum values by the linear programming method. The constraints are shown below the objective function.Minimum C:C = 9x + 3yy ? 1x + y ? 10x + 2y ? 105x + y ? 10
A. 
B. 
C. 84
D. 30
Mathematics
Write the fraction or mixed number as a percent.
A. 66
%
B. 68
%
C. 68%
D. 66%
Mathematics
Find the missing length to the nearest tenth.
A. b = 3.3 m B. b = 429 m C. b = 28.7 m D. b = 20.7 m
Mathematics