Предмет: Алгебра, автор: samoilinkoa

чому дорівнює сума коренів рівняння​

Приложения:

Ответы

Автор ответа: Nullpo201
0

x²-8x+5 = 0

По теореме Виета:

x1+x2 = -(-8) = 8; A

Автор ответа: Universalka
0

x² - 8x + 5 = 0

Сумма корней приведённого квадратного уравнения равна второму коэффициенту, взятому с противоположным знаком :

x₁ + x₂ = 8

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