Предмет: Алгебра, автор: Аноним

представить произведение в виде многочлена: (х+3)(х+1)

Ответы

Автор ответа: женёк48

0

x^2+x+3x+3=x^2+4x+3

наверно так)

Автор ответа: Svet1ana

0

$(x+3)(x+1)=x^{2}+x+3x+3=x^{2}+(x+3x)+3=x^{2}+4x+3$

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