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Автор - eduardsargsyan71

x²-4x+4=0,x¹=?Пожалуйста,помагиде​

Ответ

Автор - skakdkkwmak

Ответ:

x²-4x+4=0

(a-b)²=a²-2ab+b²

(x-2)²=0

x=2.

Ответ

Автор - alina91589

{x}^{2}  - 4x + 4 = 0 \ D = 16 - 4 times 1 times 4 = 16 - 16 = 0 \ x1 =  frac{4 + 0}{2}  = 2 \ x2 =  frac{4 - 0}{2}  = 2

Объяснение:

как-то так

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