SOLUTION: A point moves such that it is always 3 units from the point A(2,0) a) identify the locus b) find the equation of the locus Can you please help me out thanks so much in advance

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Question 798476: A point moves such that it is always 3 units from the point A(2,0)
a) identify the locus
b) find the equation of the locus
Can you please help me out thanks so much in advance:)
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
Parts (a) and (b) are really the same.

This is a circle, radius 3, centered at A(2,0). The given description itself describes the locus of points.

Using knowledge of the standard form equation of a circle,
%28x-2%29%5E2%2By%5E2=3%5E2