Suppose the population density of a city is approximated by the model 
, 
where x and y are measured in miles. Integrate the density function over the indicated circular region to approximate the population of the city. Round
your answer to the nearest integer.
?
A. 278,154
B. 278,033
C. 555,933
D. 555,935
E. 277,967
Answer: E
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Determine whether the given function is one-to-one. If it is one-to-one, find a formula for the inverse.f(x) = 6x - 7
A. f-1(x) = 
+ 7
B. f-1(x) = 
C. f-1(x) = 
D. Not one-to-one
Find the linearization of the function at the given point.
at 
A. 
B. 
C. 
D. 
Provide an appropriate response.Suppose that you want to construct a graph to represent the following data. 
O90A84B18AB8If you are mostly interested in the number of people in each category as a percentage of the total number of people, would a bar chart or a pie chart be more useful? Explain your thinking.
What will be an ideal response?
Use two formulas for volume to find the volume of the figure. Round the answer to the nearest whole number.
A. 2413 cm3 B. 94,365 cm3 C. 5094 cm3 D. 3485 cm3