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Автор - ile217409YUC

Пример (√40+4)²+(√40-4)²=

Ответ

Автор - annatelshewa

(√40+4)+(√40-4)

Рассказываем по формуле (a+b)²=a²+2ab+b²

(a-b)²=a²-2ab+b²

(√a)=a

40+8√40+16+40-8√40+16=112

Ответ

Автор - PrЯnicheg

Решение во вложении...

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