求直线[图]直线[图]则L1与L2()A. ['平行B. 垂直C. 夹...

求直线<img src='https://img2.soutiyun.com/shangxueba/ask/18759001-18762000/18759806/2016071514222092017.jpg' />直线<img src='https://img2.soutiyun.com/shangxueba/ask/18759001-18762000/18759806/2016071514222292634.jpg' />则L1与L2() A. ['平行 B. 垂直 C. 夹角为<img src='https://img2.soutiyun.com/shangxueba/ask/18759001-18762000/18759806/2016071514221880877.jpg' /> D. 夹角为<img src='https://img2.soutiyun.com/shangxueba/ask/18759001-18762000/18759806/2016071514221277621.jpg' />

时间:2023-08-31 17:00:18

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