Предмет: Алгебра, автор: pinkgoos9

Чому дорівнює різниця многочленів (x^2 + 2x - 3) - (2x - 7)?

Ответы

Автор ответа: Universalka
1

\displaystyle\bf\\\Big(x^{2} +2x-3\Big)-\Big(2x-7\Big)=x^{2} +2x-3-2x+7=x^{2} +4

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