Graph the ellipse.4x2 + 64y2 = 256
A. 
B. 
C. 
D. 
Answer: C
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Set up the iterated integral for evaluating 
over the given region D. DD is the solid right cylinder whose base is the region in the xy-plane that lies inside the cardioid 
and outside the circle 
and whose top lies in the plane 
.
A. 
B. 
C. 
D. 
Determine the ratio and write it in lowest terms.27 people to 12 people
A. 
B. 
C. 
D. 
Solve the problem.Suppose y = mx + b is a mathematical model for actual time as a function of estimated time, where y represents actual time and x represents estimated time and m and b are constants. If m = 1.3 and b = -4, find y when x is 120 min.
A. 160 min B. 125.2 min C. 152 min D. 114.8 min
Solve the problem.The formula A = 117e0.023t models the population of a particular city, in thousands, t years after 1998. When will the population of the city reach 165 thousand?
A. 2016 B. 2013 C. 2015 D. 2014