A question I am working on asks me to find the center and radius of a circle with the equation: .
The thing is, while I am pretty sure I know what to do to get my answers I'm having some trouble rearranging the equation to a workable format. I have one way that I think might work, but I've never really understood how that whole thing works.
Here goes!
Am I on the right track?
Just so I'm clear, since there is no loose number all I have to do is the rest of the working for completing the square?
Verily, thanks!
Thanks for the easy method! I'll remember it in the future!
Edit:
I, for some reason, am feeling a little lost as to how to simplify:
I just have to factor out the numbers right?
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