Предмет: Математика, автор: pognalitude

помогите с 13 номером​

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Ответы

Автор ответа: nastya0840
1

Пошаговое объяснение:

(Х+3)^2/(х+3)*(х-3)=х+3/Х-3

ПРИ Х=12

12+3/12-3=15/9=5/3=1 ЦЕЛАЯ 2/3

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