Предмет: Алгебра, автор: Katya194567

Функция задана формулой y=2x+k. Найдите значение k, если известно, что графику этой функции принадлежит точка a(1;5).

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Автор ответа: nafanya2014

Подставляем координаты этой точки в уравнение
х=1 у=5
5=2·1+k
k=3
О т в е т. k=3

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