Предмет: Алгебра, автор: narektar

x^2+5х-300=0 по теореме Виета

Ответы

Автор ответа: YBisLeader

Ответ:

X1 = 15

X2 = - 20

15 - 20 = - 5

15 * (-20) = - 300

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