设α=i+2j+3k,β=i一3j一2k,与α、β都垂直的单位向量为()。

设α=i+2j+3k,β=i一3j一2k,与α、β都垂直的单位向量为()。 A.±(i+j一k) B.<img src='https://img2.soutiyun.com/ask/uploadfile/5589001-5592000/6ea7add79af0d20a70caa7b7a9980dc7.jpg' /> C.<img src='https://img2.soutiyun.com/ask/uploadfile/5589001-5592000/b90694885e82f5ae828ad5b572fd8c88.jpg' /> D.<img src='https://img2.soutiyun.com/ask/uploadfile/5589001-5592000/d6d552102684939ca4ca95e8d1238b30.jpg' />

时间:2023-01-15 16:29:03

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