Mathematics, 23.02.2021 14:00 zhellyyyyy

прямокутну ділянку землі площею 3000м² загороджено парканом, довжина якого 220 м знайти довжину і ширину цієї ділянки. Нехай довжина і ширина дорівнюють х м і у м . Яка система рівнянь відповідає умові задачі

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прямокутну ділянку землі площею 3000м² загороджено парканом, довжина якого 220 м знайти довжину і ши...