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Автор - chudindany50

Решите 3 задание. 8 баллов. СРОЧНО!!!​

Ответ

Автор - vikulikka42

Ответ:

Объяснение:1. xy+y^2/18×9x/(x+y)=

y(x+y) ×9x/18y(x+y)=x/2=-9,6/2=-4,8

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