设D={(x, y)|-1≤x≤0, 0≤y≤1},则______________.

设D={(x, y)|-1≤x≤0, 0≤y≤1},则<img src='https://img2.soutiyun.com/ask/uploadfile/9819001-9822000/56c2ffabb0bb16975680561d5f530e93.png' />______________.

时间:2023-10-03 05:00:54

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