设三阶方阵A=[α1, α2, α3],其中αi为A的3维列向量,且|A|=3,若B=[α1, α1+α2, α1+α2+α3],则|B|=_________.
3.
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。
本文链接:https://doc.20230611.cn/post/739330.html
上一篇:The first steam engine was devised by _______ at the end of the 17th century,and the Scottish inventor James Watt modified and improved the design in 1765.
下一篇:设随机变量X~N(3,2²),且P(X>c}=P{X≤c},则常数c=