Предмет: Алгебра, автор: 1112p

Срочно помогите пожалуйста

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Ответы

Автор ответа: latuwhitebear
1

Объяснение:

1. A) 20a^5b⁴c²

Б) 3b^5c^6

2. А) - 5b

Б) 7х²+7х

В) 15b - 3a+5b = 20b-3a

3. А) 5(3a+b)

Б) 14y(x-2b)

В) 5b³(5a^5-3b)

4. А) 12a-3ab

Б) 42ab-49a²-36b²+42ab = -49a²+84ab-36b² =

49a²-84ab+36b²

В) (х²-у²) (х-у) = х³-х²у-ху²+у³

5. А) (5-x) (a+7)

Б) 7a-4b-4by+7ay = 7a(1-y)-4b(1-y) =(7a-4b) (1-y)

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