Identify the vertices and co-vertices of the ellipse 
.
A. vertices: 
co-vertices: 
B. vertices: 
co-vertices: 
C. vertices: 
co-vertices: 
D. vertices: 
co-vertices: 
E. vertices: 
co-vertices: 
Answer: A
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Determine what m and b represent.The population, in millions, of a city t years after 2010 is given by 
A. 2.8 million is the population of the city in 2010 and 2.87 million is the population in 2011. B. 2.8 million is the population of the city in 2010 and 0.07 million is the decrease per year in the population. C. 0.07 million is the population of the city in 2010 and 2.8 million is the increase per year in the population . D. 2.8 million is the population of the city in 2010 and 0.07 million is the increase per year in the population .
Solve the triangle.a = 8, c = 7, B = 90°
A. b = 10.63, A = 41.2°, C = 48.8° B. b = 9.63, A = 41.2°, C = 48.8° C. b = 10.63, A = 48.8°, C = 41.2° D. b = 11.63, A = 48.8°, C = 41.2°
Use the shell method to find the volume of the solid generated by revolving the shaded region about the indicated line.About the line y = -1x = 
(solid)
A. 
?
B. 
?
C. 
?
D. 
?
Find the distance on the number line between the pair of numbers.
, - 
A. 
B. 
C. 
D. 