Solve the problem.The function P(x) = 0.65x - 57 models the relationship between the number of pretzels x that a certain vendor sells and the profit the vendor makes. Find 
the profit the vendor makes from selling 1000 pretzels.
A. $593
B. $650
C. $943
D. $707
Answer: A
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A man hikes up a mountain to the peak, where he rests for a few minutes and then continues down the other side of the mountain. We measure his location as distance down from the peak of the mountain. What can be said about the man's velocity when he is hiking up the mountain?
A. Velocity is positive. B. Velocity is negative. C. Velocity is 0. D. None of the above.
State the domain of the rational function.f(x) = 
A. (-?, ?) B. (-?, -7) ? (-7, ?) C. (-?, 7) ? (7, ?) D. (-?, - 2) ? (- 2, 2) ? (2, ?)
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Evaluate 
, where 
and S is given by 
, 
style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_04b3d6456ad646b29445d4457" />.
?
A. ?
B. 
C. ?
D. ?
E. ?