Решить через Дискриминант -х(в квадрате)+5х-6=0. Created by DaHeK. matematika-ru

Решить через Дискриминант -х(в квадрате)+5х-6=0...

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-х² + 5х - 6 = 0
х² - 5х + 6 = 0
D = (-5)² - 4 * 1 * 6 = 25 - 24 = 1 > 0
x₁ = (5 - √1) / (2 * 1) = 4/2 = 2
x₂ = (5 + √1) / (2 * 1) = 6/2 = 3

Ответ: х₁ = 2
х₂ = 3

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viktoriabarcev

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Во вложении.................

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