设直线L的方程为

<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17674008/2015102816544944371.jpg' />则L的参数方程是(). A.<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17674008/20151028165526412.jpg' /> B.<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17674008/2015102816554548416.jpg' /> C.<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17674008/2015102816560110790.jpg' /> D.<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17674008/2015102816563539100.jpg' />

时间:2023-10-23 14:24:09

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