Question

The factors of x²–4x+4=

Answer 1

Answer:

x = 2

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Answer 2

Answer:

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