<p>已知向量<img alt="" width="30" height="24" src="https://learnfile.20230611.cn/learnAppQuestion/a0/ca/a0caff3a49900731cd1442199639f781.png" style="width: 100%;height: auto;">(1,1,1)T，求<img alt="" width="51" height="24" src="https://learnfile.20230611.c - 线性代数（经管类）(04184)