Предмет: Алгебра, автор: vladimirkazmin

Помогите 10 балов и коментарий лучший

Приложения:

Ответы

Автор ответа: bikabushhhh
0

Ответ во вложениииии

Ответ: 2с-2

Приложения:
Автор ответа: zelihovskad
0

Ответ:

Вот ответ В )

Объяснение:

(1+c)(c-1)-(c-1)²= с²–1–с²+2с–1= 2с–2

Удачки

zelihovskad: Отметь как лучший ответ пожайлуста
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