设向量β=(2,1,b)T可由向量组α1=(1,1,1)T,α=(2,3,a)T线性表出,则数a,b满足关系式
A.a-b=4
B.a+b=4
C.a-b=0
D.a+b=0
正确答案是B
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/739017.html
上一篇:采用洗涤.通风换气等排除部分或全部病原体的方法,属于
下一篇:From the 1860s to the 1920s, the Republican Party dominated the political scene and from the 1930s to the 1970s, ______ was in power most of the time.