Контрольные задания > Принадлежит ли точка (6; -4) графику функции y=-24/x?

Вопрос:

Принадлежит ли точка (6; -4) графику функции y=-24/x?

Ответ:

\[y = - \frac{24}{x};\ \ (6;\ - 4):\]

\[- \frac{24}{6} = - 4\]

\[- 4 = - 4\]

\[принадлежит.\]

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