Предмет: Математика, автор: tolikbrovko2000

Срочно!!! Даю 50 баллов.

Приложения:

Ответы

Автор ответа: masha110809

0

Ответ:

Ответ готов

Пошаговое объяснение:

Приложения:

Автор ответа: iramazurk

0

Пошаговое объяснение:

5а² - 5в² - 15а³в + 15ав³ =

5(а² - в²) - 15ав(а² - в²)

5(а - в)(а + в) - 15ав(а - в)(а + в) =

5(а - в)(а + в) * (1 - 3ав)

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