Solve the problem.John owns a hot dog stand. His profit, in dollars, is given by the function 
where x is the number of hot dogs sold. What is the most he can earn?
A. $63
B. $117
C. $81
D. $36
Answer: C
Mathematics
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Solve.2x2 + y2 = 173x2 - 2y2 = -6
A. (1, 3) and (-1, -3) B. (2, 3), (2, -3), (-2, 3), (-2, -3) C. (2, -3) and (-2, 3) D. (1, 3), (1, -3), (-1, 3), (-1, -3)
Mathematics
Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = 0, x = 1, x = 8
A. ?(ln 8)
B. 
(ln 8)
C. 
D. 
?
Mathematics
Evaluate the limit.
Mathematics
Write the inequality obtained by performing the indicated operation on the given inequality.Subtract 1 from each side of the inequality 4 + 4x ? 2.
A. 3 + 3x ? 1 B. 3 + 3x ? 1 C. 3 + 4x ? 1 D. 3 + 4x ? 1
Mathematics