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963258123
@963258123
August 2022
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x в квадрате + 11x = -28 реши уравнение
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yuliab00
X^2+11x+28=0
D=121-4*1*28=121-112=9, D>0 2 корня
х1= -11-3/2=-7 х2=-11+3/2=-4
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maxtetdev
Вот такое решение квадратного уравнения.
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Answers & Comments
D=121-4*1*28=121-112=9, D>0 2 корня
х1= -11-3/2=-7 х2=-11+3/2=-4