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
Answer: B
Mathematics
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Solve the quadratic inequality symbolically. Write your answer in interval notation.x2 - 9x + 18 ? 0
A. (-?, 3] B. (-?, 3] ? [6, ?) C. [6, ?) D. [3, 6]
Mathematics
Provide an appropriate response.A positive number multiplied by two negative numbers and then divided by a negative number is .
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve.
= 6
A. 
B. 
C. 
D. 
Mathematics
Solve the absolute value inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.|x + 4| ? 0
A. (-?, ?)
B. (-4, ?)
C. {-4}
D. (-4, 4)
Mathematics