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Ответ

Ответ дан
eQbiX

Ответ: 5


Пошаговое объяснение:

x²- 6x - 4x + 25 = 0

x² - 10x + 25 = 0

D = 100 - 100 = 0

x = 10 ÷ 2 = 5

Ответ

Ответ дан
alex000xela
x^2-10x+25=0
D=0 1 корень
x=5

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