How do you solve $x^2 – 4x + 1 = 0$ by completing the square?

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Answer 1 · 2017-03-20T11:56:43

$x =2+sqrt 3 or x= 2 - sqrt3$

$x^2-4x+1=0 or x^2-4x+4 -4+1=0 or (x-2)^2 = 3 or x-2 = +- sqrt (3) :. x =2+sqrt 3 or x= 2 - sqrt3$ [Ans]

How do you solve x^2 – 4x + 1 = 0x^2 – 4x + 1 = 0 by completing the square?