Предмет: Алгебра, автор: sus4

(x^2-1)(x^2+4x+3)=0

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Автор ответа: abdullaaslanzade
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x^2-1=0............. x^2+4x+3=0 -------- разложение
x^2=1.................. (x+1)(x+3)=0.............трехчлена
x=1........................ x=-1. x=-3
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