Разложите на множители 1) х(х-у)+а(х-у) 2) 2а-2b+ca-cb - №21810125

Разложите на множители
1) х(х-у)+а(х-у)
2) 2а-2b+ca-cb
- Предмет:
  Алгебра
- Автор:
  adonis
- 5 лет назад

Ответы 1

$1)x(x-y)+a(x-y)=(x-y)(x+a);$ $2)2a-2b+ca-cb=2(a-b)+c(a-b)=(a-b)(2+c);$
- Автор:
  lawrence8h6p
- 5 лет назад
- 0
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