(adsbygoogle = window.adsbygoogle || []).push({}); Find the center, foci, vertices and co-vertices of each ellipse-


(x+2)^2 divided by or over 169 + (y+6)^2 divided by 81 = 1

(x+6)^2 divided by or over 16 + (y-8 )^2 divided by 196=1

(x+8 )^2 divided by or over 36 + (y+4)^2 divided by 121 = 1

If you can solve these problems, it will help me out a lot. I probably will give you some vbux and paypal if you do get it. i really need this.

Watch these first:

[ame=https://www.youtube.com/watch?v=lvAYFUIEpFI]YouTube - Conic Sections: Intro to Ellipses[/ame]
[ame=https://www.youtube.com/watch?v=QR2vxfwiHAU]YouTube - Foci of an Ellipse[/ame]


Then click on these links (click on the "Properties" button in the box where it says "ellipse":

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