Предмет: Алгебра, автор: Аноним

помогите срочно. буду благадарна

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Ответы

Автор ответа: nastyamilena10

0

Ответ:

-a/c(b+7)

Объяснение:

a(7-b)/c(b^2-49)=-a(b-7)/c(b-7)(b+7)=-a/c(b+7)

nastyamilena10: а ее ещё как то можно сократить?

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