The profit earned when n items are produced is given by the function 
. If increasing production will result in an increase in profits, what can be said about marginal profit 
?
?
A. is positive.
B. is negative.
C. is zero.
D. is linear.
Answer: A
Mathematics
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Evaluate the expression.(-3)2
A. 9 B. 6 C. -9 D. -6
Mathematics
Find f-1(x) for the following one-to-one function f.f(x) = x3 - 8
A. f-1(x) = x3 + 8
B. f-1(x) = 
+ 8
C. f-1(x) = 
D. f-1(x) = 
Mathematics
Four heirs (A, B, C, and D) must fairly divide an estate consisting of two items - a house and a cabin - using the method of sealed bids. The players' bids (in dollars) are:
After the initial allocation to each player is made, there is a surplus of
A. $150,000. B. $20,000. C. $0. D. $32,000. E. none of these
Mathematics
Perform the indicated operation.
A. 7 B. -6 C. -8 D. -7
Mathematics