Предмет: Алгебра, автор: hek48

Разложить на множители:x²-xy-2x+2y

ВикаБач: =х(х-у) - 2(х-у) = (х-у)(х-2);

Ответы

Автор ответа: NNNLLL54

0

Ответ:

Сначала сгруппируем слагаемые, вынесем общие множители .

$\bf x^2-xy-2x+2y=(x^2-xy)+(-2x+2y)=x(x-y)-2(x-y)=\\\\=\underline{(x-y)(x-2)}$

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