Thursday
April 24, 2014

Homework Help: Pre-calc

Posted by Maya on Sunday, April 29, 2012 at 2:12pm.

Heres the equation
y^2 -4x^2 +8x=20
For the center i got (-1,0)
For the vertices i got (-1,4), (-1,-4), (1,0), (-3,0)
And how do you find the foci?

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