Предмет: Алгебра, автор: bazhak002002

запишите формулу обратной пропорциональности, если ее графику принадлежит: а) точка A (-3;12) б) точка B (8;4)

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Автор ответа: karmelita1953

У=___ формула обратной пропорц.

12=к/-3⇒к=-3*12⇒к=-36 у=-36/х

б)4=к/8 к=4*8 к=32 у=32/х

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