Предмет: Математика, автор: 858305

$\frac{10}{2x - 3 } =x - 1$
Решите пожалуйста, подробно

Ответы

Автор ответа: Amigo3

Ответ: по свойству знаменателя х не равен 1,5. По свойству пропорции (2*х-3)*(х-1)=10⇒2*х^2-2*x-3*x+3-10=0⇒ 2*х^2-5*x-7=0 дискриминант 25+4*2*7=25+56=81, корни х1=(5+9)/4=14/4=3,5, х2=(5-9)/4=-1.

Ответ: х1=3,5, х2=-1.

Пошаговое объяснение:

858305: а можно по дискриминанту решить?

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Ответы

$\frac{10}{2x - 3 } =x - 1$
Решите пожалуйста, подробно