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Известно,что ордината некоторой точки прямой, заданно уравнением 11x-21y-31=0, равна 2. Найдите абсциссу этой точки.
Ответы 1
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x - абсцисса, y - ордината. Подставим в уравнение значение ординаты и найдём абсциссу.
11x-42-31=0
11x=11
x=1
ответ:1
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Автор:
felixpvsr - 6 лет назад
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