Multiply to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.4
? 15
A. 73
B. 67
C. 60
D. 72
Answer: D
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The following table shows the average price P, in dollars, of a gallon of regular gas t years after 2000. t 0 2 4 7 P 1.55 1.38 1.95 2.88A: Find the equation of the regression line.B: Plot the data along with the regression line.C: Explain in practical terms the meaning of the slope of the regression equation.D: What price does the regression line predict for 2011?
What will be an ideal response?
Simplify.(x-4y5)-3
A. 
B. 
C. 
D. 
Solve the problem. Round your answer, if appropriate.The radius of a right circular cylinder is increasing at the rate of 
, while the height is decreasing at the rate of 
. At what rate is the volume of the cylinder changing when the radius is 6 in. and the height is 13 in.?
A. -102 in.3/sec B. 612? in.3/sec C. 144 in.3/sec D. 144? in.3/sec
Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The curves 
and 
A. 
B. 
C. 
D. 