设A为3阶矩阵,│A│=1,则│-2A│= ________.
-8
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/277001.html
上一篇:放任式领导将权力定位于群众。
下一篇:Hibemation(冬眠)is a way for some animals to deal with the harshness of winter.They seek out a place where. The will be protected from the weather and stay ___16___ the winter is over.During hibernation aninfals curl up and ___17___ breathe,seeming alm