Question

circles in graph question

Answer 1

I have no idea what to do with this...

Answer 2

The standard form is Ax + By = C. I'm not too good at this type of stuff, but I can try.

Answer 3

So x = -3 and y = 1

Answer 4

So that eliminates C and D

Answer 5

Thank goodness, @wio can explain things.

Answer 6

Circle with center \((h,k)\) and radius \(r\) is give by: \[
(x-h)^2+(y-k)^2=r^2
\]

Answer 7

Well, now that @wio has clarified that, I understand what is going on. The (x - 3)2 really through me off. Shoudl've typed it as ^2

Answer 8

yeah sorry about that. Didn't realize it showed up like that @Compassionate