Предмет: Математика, автор: nastyaantip

Проверить принадлежит ли точки А (3;14) , В (-3,0) прямой 7х-3у+21=0

Ответы

Автор ответа: OnEShoTeR

0

А (3;14) 7*3-3*14+21=0(не верно),значитА не принадлежит графику функции
В (-3,0) 7*(-3)-3*0+21=0(верно), значит В принадлежит графику функции

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