Предмет: Алгебра, автор: anastasiaanastasia80

чому дорівнює сума коренів квадратного тричлена х^2-2х+5

devochka783: Помогите пожалуйста сделать алгебру

devochka783: Очень срочно нужно

Ответы

Автор ответа: Universalka

6

x² - 2x + 5 = 0

x₁ + x₂ = 2

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