Автор - Jklove

Решите уравнение.2x в квадрате+3x-2=0

Ответ

Автор - saa23
2х^2+3х-2 = 0
D = 9 + 16 = 25
x1 = (-3-5)/4 = -2
x2 = (-3+5)/4 = 0,5

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