Предмет: Алгебра, автор: Svetlanik20

Решите уравнение:1/x^2+3/x-10=0

Ответы

Автор ответа: sangers1959

41

1/x²+3/x-10=0 ОДЗ: x≠0
1/x=v ⇒
v²+3v-10=0 D=49
v₁=2 v₂=-5 ⇒
1/x=2 x₁=1/2
1/x=-5 x₂=-1/5.

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