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OpenStudy (anonymous):
(x+1)^2 /4 + y^2 /1=1
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Directrix (directrix):
What is the question for this ellipse?
OpenStudy (anonymous):
what is the center for the ellipse?
Directrix (directrix):
I think it is (-1,0) but I need to check the general equation. Hold on.
Directrix (directrix):
(-1,0) --> @Juleswilliams49 --> Do you see why? http://www.purplemath.com/modules/sqrellps.htm
OpenStudy (anonymous):
thank you so much!! @Directrix
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Directrix (directrix):
Glad to help. Those conic sections are tricky. Learn how the standard forms look.
OpenStudy (wwe123):
what is to find value of x or y or both
OpenStudy (wwe123):
??
Directrix (directrix):
@wwe123 what is the center for the ellipse?
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