Question
write an equation for the conic section
Ellipse with vertices at (-2,2)and (4,2) and covertices at (1,1) and (1,3)
Ellipse with vertices at (-2,2)and (4,2) and covertices at (1,1) and (1,3)
Answers
Reiny
the centre is the midpoint along the major axis, or (1,2)
(notice (1,2) is also the midpoint between (1,1) and (1,3))
so a = 3, and b=1
equation:
(x-1)^2 /9 + (y-2)^2 /1 = 1
(notice (1,2) is also the midpoint between (1,1) and (1,3))
so a = 3, and b=1
equation:
(x-1)^2 /9 + (y-2)^2 /1 = 1