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Автор - albinasafronova313

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Ответ

Автор - bel72777

Ответ:

Пошаговое объяснение:

(x +(x²-6x)/(x+1) ·1/(6-x))·((x²+1)/x +2)=(x(x+1)/(x+1) -x(6-x)/(x+1) ·1/(6-x))·(x²+1+2x)/x=(x²+x-x)/(x+1) ·(x+1)²/x=x²(x+1)/x=x(x+1)=x²+x

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