Предмет: Математика, автор: genera15

3x(3x minus 2)+7ravno 6

Ответы

Автор ответа: Аноним

3x( 3x - 2 ) + 7 = 6
9x^2 - 6x + 1 = 0
D = 36 - 36 = 0
X = 6 : 18 = 1/3
Ответ 1/3

Автор ответа: genera15

spasiba

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