Предмет: Алгебра, автор: nurgazycerikciev2

(7y²-9)-(7y²-y+5);
(x²+2xy+y²)+(x²-2xy+y²)-(x²+y²)

Ответы

Автор ответа: andrianagrab29

Объяснение:

Якось так надіюсь що це два різні приклади а не один спільний..

Приложения:

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(7y²-9)-(7y²-y+5); (x²+2xy+y²)+(x²-2xy+y²)-(x²+y²)

Ответы

(7y²-9)-(7y²-y+5);
(x²+2xy+y²)+(x²-2xy+y²)-(x²+y²)