首页/ 题库 / [单选题]设四阶方阵A的秩R(A)=2,则其伴随矩的答案

设四阶方阵A的秩R(A)=2,则其伴随矩阵A*的秩为R(A*)=()

单选题
2021-09-02 13:54
B、1
C、2
D、3
查看答案

正确答案
A

试题解析

相关题目

A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.

已知A=BC且B为可逆方阵,R(c)=r,则矩阵A的秩为( )
_________ in a person’s speech or writing usually ranges on a continuum from casual or colloquial to formal or polite according to the type of communicative situation.
设三阶方阵A的秩R(A)=2,则其伴随矩阵A*的秩为R(A*)=()
设三阶方阵A的秩R(A)=2,则其伴随阵A*的秩为R(A*)=()
设四阶方阵A的秩R(A)=2,则其伴随矩阵A*的秩为R(A*)=()
设3阶方阵A的秩R(A)=1,则A的伴随矩阵的秩R()等于().
设a=5,b=4,c=3,d=2,则表达式3>2*b Or a=c And b<>c Or c>d的值是
设a=5,b=4,c=3,d=2,则表达式3>2*b Or a=c And b<>c Or c>d的值是
The Urgency Signal()indicates that the station calling has a very urgent message to transmit concerning the safety of a ship or aircraft,or of some person on board or within sight.
假设A=3,B=7,C=2,则表达式:(A>B)OR(B>C)的值是()
设a=2,b=3,c=4,d=5,表达式3>2*b or a=c and b<>c or c>d的值是( )
设a=5,b=4,c=3,d=2,则表达式3>2术b Or a=c And b<>c Or c>d的值是
设a=5,b=4,c=3,d=2,下列表达式的值是 3>2*b Or a=c And b<>C Or c>d
设a=5,b=4,c=3,d=2,则表达式3>2*b Or a=c And b<>c Or c>d的值是
设a=5,b=4,c=3,d=2,下列表达式的值是( )。 3>2*b Or a=c And b<>c Or c>d
设a=5,b=4,c=3,d=2下列表达式的值是 3>2*b Or a=c And b<>C Or c>d
设a=5,b=4,c=3,d=2下列表达式的值是( )。3 > 2 * b Or a = c And b <> c Or c > d
设a=5,b=4,c=3,d=2,下列表达式的值是 3>2*b Or a=c And b<>c Or c>d
设a=2,b=3,c=4,d=5,下列表达式的值是( )。 3>2*b Or a=c And bc Or ba+c
广告位招租WX:84302438

免费的网站请分享给朋友吧