Предмет: Математика, автор: amina5236

-b (1+x)+b(1-x)=
Помогите пожалуйста!!!

Ответы

Автор ответа: lisa7256

0

Ответ:

-2bx

Пошаговое объяснение:

-b-bx+b-bx=-2bx

...........

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