Предмет: Математика, автор: genera15

5x kvadrat_6x +1 ravno 0

Ответы

Автор ответа: Аноним

5х^2 - 6х + 1 = 0
D = 36 - 20 = 16 = 4^2
X1 = ( 6 + 4 ) : 10 = 1
X2 = ( 6 - 4 ) : 10 = 0,2
Ответ 1 ; 0,2

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