首 页
大学试题
CMS专题
工学
经济学
专升本
法学
教育学
历史学
更多分类
搜索
题库考试答案搜索网 > 题目详情
当前位置：
首页
>
设 A 为 3 阶方阵,其特征值分别为 2,1,0 则|A+2E|=( )
>
题目详情
问题题干
答案解析
相关问题
热门问题
最新问题
问题详情
设 A 为 3 阶方阵,其特征值分别为 2,1,0 则|A+2E|=( )
B、2
C、3
D、24
时间：2021-07-17 23:20
关键词：
土木工程
高起本
线性代数
2019级第三学期期末考试
答案解析
D
相关问题
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.
A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.
_________ 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.
CASE OF DEATH OR SERIOUS INJURY TO A PERSON IN AN ACCIDENT OR SHIPPING DISASTER is（）.
最新问题
Mainly east 3 or 4 partly cloudy to overcast occasional rain（）slowly south moderate or good.
已知A=40；B=30；C=100；D=50，逻辑“与”运算符为and，“或”运算符为or，“非”运算符为not。计算表达式（A>B+20）or（B+60
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.
If he is a common carrier，he is absolutely responsible to the owner of the goods carried （）any loss or damage to them unless caused by an Act of God or the Queen’s enemies，or the inherent vice in the goods themselves，or the negligence of the owner of the goods，or a general average sacrifice.
设a=2，b=3，c=4，表达式a>b And (c>=b Or 3*a>c)值是( )
设a=3，b=10，c=6，以下表达式的值是 a ＜ b And (Not b＞C)Or c＜a
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
别人在看
题库考试答案搜索网 > 题目详情
题库考试答案搜索网 > 题目详情