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November 26, 2014

Homework Help: Pre-calculus

Posted by Mary on Monday, January 19, 2009 at 7:22am.

For the ellipse with equation 5x^2+64y^2+30x+128y-211=0, find the cooridinates of the center, foci, and vertices. Then, graph the equation.
my answer is:
coordinates of center: (-3,1)
foci:(-11,-1) and (4.7,-1)
vertices: (-11,-1) (5,-1)
(-3,-1+-square root of 5)
not sure how to graph, i know the center is (-3,1)

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