Provide an appropriate response.True or false? If marginal cost is decreasing then the average cost must be decreasing.
A. False
B. True
Answer: A
Mathematics
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Use Stokes' Theorem to calculate the circulation of the field F around the curve C in the indicated direction.F = -7y3i + 7x3j + 6z3k ; C: the portion of the paraboloid x2 + y2 = z cut by the cylinder 
A. 336? B. -336? C. - 168? D. 168?
Mathematics
Determine whether the equation defines y as a function of x. y2 + x = 8
A. function B. not a function
Mathematics
Suppose that in the loan described, the borrower paid off the loan after the time indicated. Calculate the amount needed to pay off the loan.$9200; 9.4% compounded semiannually; 18 semiannual payments; paid off after 4 years.
A. $5029.02 B. $11,400.15 C. $6023.06 D. $11.97
Mathematics
Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics