Question

x squre - 4 x + 4=0
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Answer 1

Step-by-step explanation:

Given,

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

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

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

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

$x-2=0$

$x=2$

therefore,roots of equations are 2 and 2.

HOPE IT HELPS!