Question

please answer this question ​

Answer 1

Answer:

By method of completing square

x^2 - 4x + 1 = 0

x^2 - 2*x*2 + 2^2 - 2^2 + 1 = 0

(x - 2)^2 - 4 + 1 = 0

(x - 2)^2 - 3 = 0

(x - 2)^2 = 3

x - 2 = +_√3

x = 2 +_ √3