Question

x2-4x+4=0 quadratic equation​

Answer 1

$x ^{2} - 4x + 4 = 0$

$x ^{2} - (2 + 2)x + 4 = 0$

$x ^{2} - 2x - 2x + 4 = 0$

$x(x - 2) - 2(x - 2) = 0$

$(x - 2)(x - 2) = 0$

So,value of x=2

x-2=0

x=+2