Find an equation for the ellipse described.Vertices at (5, -4) and (5, 8); length of minor axis is 6
A. 
+ 
= 1
B. 
+ 
= 1
C. 
- 
= 1
D. 
+ 
= 1
Answer: A
Mathematics
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Find all the polar coordinates of the point.(-1, 3?/2)
A. (1, ?/2 + 2n?), (-1, 3?/2 + 2n?) B. (1, ?/2 + 2n?), (-1, 5?/2 + 2n?) C. (1, ? + 2n?), (-1, 3?/2 + 2n?) D. (1, 3?/2 + 2n?), (-1, ?/2 + 2n?)
Mathematics
Find the second derivative of the function.r = 
(3 - ?)
A. 
= - 
- 1
B. 
= - 
- 1
C. 
= 
D. 
= 
- ?
Mathematics
Change 0.62 to a percent.
A. 0.0062% B. 0.062% C. 6.2% D. 62% E. none of these
Mathematics
Express the number as the ratio of two integers.0.616161 . . .
A. 
B. 
C. 
D. 
Mathematics