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IrinaBystrova
@IrinaBystrova
December 2021
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Решите уравнение, выполнив подходящую замену переменной (x2−2x−1)^2+3x^2−6x−13=0
Выберите правильный ответ:
x1=−3 x2=1
x1=−2 x2=5
нет корней
x1=−5 x2=2
x1=−1 x2=3
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