X^2-4x+1=0 Here is what I have so far:
-1= -1
-4/2= -2, (-2)^2=4
x^2-4x+4=3
(x-2)(x-2)=3
(x-2)^2=3
√(x-2)^2= √3
I guess my real question is what is the root square and what is x.

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