(2a-b)^2 * 2a+b/2a-b - №25654977

(2a-b)^2 * 2a+b/2a-b
- Предмет:
  Алгебра
- Автор:
  cirinopfko
- 6 лет назад

Ответы 3

Ну как
- Автор:
  raindropgtmw
- 6 лет назад
- 0
или это вместе должно быть
- Автор:
  colewalters
- 6 лет назад
- 0
(2a-b)^2=4a^2-4ab+b^2
(2a+b)(2a-b)=4a^2-b^2
^2-это квадрат
- Автор:
  esthero13m
- 6 лет назад
- 0
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