Evaluate the double integral over the given region.
R = {(x, y): 0 ? x ? 1, 0 ? y ? 2}
A. 
B. 
C. - 
D. 
Answer: C
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Solve.Let f(x) = log(x - 14) - 6. Solve f(x) = -3.
A. {1,000,014} B. {1014} C. {986} D. {14.001}
One model for expenditures at high schools gives the cost C, in dollars per pupil, as a function of the number n of students enrolled. The relationship is
.
?
Find the enrollment and cost that correspond to the minimum cost per pupil. Round your answers to the nearest whole number.
A. An enrollment of 1909 gives a minimum cost of $340 per pupil. B. An enrollment of 340 gives a minimum cost of $1909 per pupil. C. An enrollment of 1911 gives a minimum cost of $344 per pupil. D. An enrollment of 344 gives a minimum cost of $1911 per pupil.
Solve the problem.The northern third of Indiana is a rectangle measuring 96 miles by 132 miles. Thus, let 
Assuming that the total annual snowfall (in inches), S(x,y), at 
is given by the function S(x,y) = 60e-0.001(2x + y) with (x,y) ? D, find the average snowfall on D.
A. 52.44 inches B. 51.14 inches C. 51.78 inches D. 52.06 inches
Solve for y or k, as appropriate.ek/1000 = t
A. 1000 ln t
B. 1000et
C. 
D. ln 1000t