问题详情

设为矩阵,为矩阵,且乘积矩阵有意义,则 C 为( )矩阵.


<img src、"http://oss.ouchn.cn/ddzx/N601/gongxue/jjsx/img/3-3/image013.png" alt="" align="middle">

<img src、"http://oss.ouchn.cn/ddzx/N601/gongxue/jjsx/img/3-3/image014.png" alt="" align="middle">

<img src、"http://oss.ouchn.cn/ddzx/N601/gongxue/jjsx/img/3-3/image015.png" alt="" align="middle">

<img src、"http://oss.ouchn.cn/ddzx/N601/gongxue/jjsx/img/3-3/image016.png" alt="" align="middle">

时间:2021-07-17 19:19 关键词:

答案解析

<img src="http://oss.ouchn.cn/ddzx/N601/gongxue/jjsx/img/3-3/image013.png" alt="" align="middle">