Solve the problem.A satellite is to be put into an elliptical orbit around a moon. The moon is a sphere with radius of 365 km. Determine an equation for the ellipse if the distance of the satellite from the surface of the moon varies from 819 km to 879 km.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: D
Mathematics
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.x = 4y - y2, x = 0
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Simplify the expression.(-8)4/3
A. 64 B. 16 C. not a real number D. -16
Mathematics
Solve the problem.If you save $17.17 by buying an item from a discount catalog when the list price is $126.86, what is the discount price?
A. $109.69 B. $144.03 C. $143.93 D. $108.69
Mathematics
Choose the line that most closely resembles the graph of the given equation.y = -5x + 3
A. 
B. 
C. 
D. 
Mathematics