Предмет: Алгебра, автор: gcfvvjbtvx

х2-3х+5=0 ...........................................................

Ответы

Автор ответа: dimanchyck2000

D = b² - 4ac
D = 9 - 20 = -11
Дискриминант меньше нуля, поэтому действительные корни уравнения не существуют
Ответ: ∅

Fati0103: D=b в кводрате- 4ac

Fati0103: D=9-20=-11

gcfvvjbtvx: спасибо

Автор ответа: Асик777Асик

Это уравнение решения не имеет, так как D=9-20=-11<0, a если D<0, уравнение не имеет решения).

gcfvvjbtvx: спасибо

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