How do you graph #(x-1)^2+(y-3)^2=4#?

1 Answer
Roy E.
Dec 30, 2016

It's a circle, centre #(1,3)#, radius #2#.

Explanation:

The equation is already in a form from which the center and radius can be read immediately, as it is expressing the idea that all points on the graph have a distance from #(1,3)# of #sqrt(4)#, which makes it a circle.

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