Ответ: (1-c)(7m+c).
Объяснение:
7m+c-c²-7mc=(7m-7mc)+(c-c²)=7m(1-c)+c(1-c)=(1-c)(7m+c).
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Ответ: (1-c)(7m+c).
Объяснение:
7m+c-c²-7mc=(7m-7mc)+(c-c²)=7m(1-c)+c(1-c)=(1-c)(7m+c).