Question
In Exercises $7-12,$ identify the center and radius of the circle. $$x^{2}+y^{2}=1$$
Step 1
This is the standard form of a circle equation, which is $(x-h)^{2}+(y-k)^{2}=r^{2}$, where $(h,k)$ is the center of the circle and $r$ is the radius. Show more…
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