Question

Rewrite the equation by completing the square.
4x^2-4x+1=0

Answer 1

`4x^(2) -4x+1=0\\4x^(2) -2x-2x+1 =0\\2x(2x-1)-1(2x-1)=0\\(2x-1)^(2) = 0\\\\x = (1)/(2) or\\x= -(1)/(2)`