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Mathematics 14 Online
OpenStudy (anonymous):

Help please?????

OpenStudy (anonymous):

OpenStudy (anonymous):

What do you need help with exactly?

OpenStudy (anonymous):

I'm not sure how to get the equation?

OpenStudy (anonymous):

iz a circle...

OpenStudy (anonymous):

bruh...

OpenStudy (anonymous):

Whats the radius and the center?

OpenStudy (anonymous):

dunno...

OpenStudy (anonymous):

The center is (0.-2) but im not sure about the radius

OpenStudy (anonymous):

1?

OpenStudy (anonymous):

The radius is 3

OpenStudy (anonymous):

it depends...

OpenStudy (anonymous):

And the equation of a circle is (x−h)^2+(y−k)^2=r^2

OpenStudy (anonymous):

So all you have to do is plug in the #'s and simplify

OpenStudy (anonymous):

o.

OpenStudy (anonymous):

So its x^2 +(y+2)^2=9?

OpenStudy (anonymous):

(x - 0)^2 + (y + 2)^2 = 9

OpenStudy (anonymous):

I believe that is right

OpenStudy (anonymous):

But it is not a circle so there might be a different function

OpenStudy (sdfgsdfgs):

@taylorz115820 is correct - it is NOT a circle but an ellipse instead. The general equation is (x-x0)^2/a^2 + (y-y0)^2/b^2 = 1 Please read the below for details: http://mathworld.wolfram.com/Ellipse.html

OpenStudy (anonymous):

Ok cool

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