A、 将重数计算在内,矩阵A和 INCLUDEPICTURE ＼d "http://mooc1-api.chaoxing.com/ananas/latex/p/112224" ＼* MERGEFORMATINET 
具有相同的特征值
B、 如果5×5矩阵A的不同特征值少于5个,那么A不可对角化
C、 INCLUDEPICTURE ＼d "http://mooc1-api.chaoxing.com/ananas/latex/p/3847" ＼* MERGEFORMATINET 
中存在没有特征向量的2×2矩阵
D、 一个非零向量不能对应于A的两个不同特征值
答案：B
A、 将重数计算在内,矩阵A和 INCLUDEPICTURE ＼d "http://mooc1-api.chaoxing.com/ananas/latex/p/112224" ＼* MERGEFORMATINET 具有相同的特征值
B、 如果5×5矩阵A的不同特征值少于5个,那么A不可对角化
C、 INCLUDEPICTURE ＼d "http://mooc1-api.chaoxing.com/ananas/latex/p/3847" ＼* MERGEFORMATINET 中存在没有特征向量的2×2矩阵
D、 一个非零向量不能对应于A的两个不同特征值
答案：B
A. m为奇数
B. m为偶数
C. n为偶数
D. n为奇数
与 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/59e46bd00e435458ab47fdc654d697e9.png" ＼* MERGEFORMATINET 
相似,求x,y的值A. x=1,y=4
B. x=1,y=-4
C. x=-1,y=-4
D. x=-1,y=4
A. 矩阵A的一个特征向量只能属于A的一个特征值
B. 每个n阶矩阵均有特征向量
C. 属于矩阵A的不同特征值的特征向量一定线性无关
D. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/532db1edb5a03b0582fbf7d7c4c77695.png" ＼* MERGEFORMATINET 
是矩阵A的一个特征值,则( )是矩阵-2A的特征值
A. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/5e02200dc8c1d7fe744eece6ad0cf7c8.png" ＼* MERGEFORMATINET 
B. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/1eb96cd794d6f7975ee8887d45324fdb.png" ＼* MERGEFORMATINET 
C. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/f9a39839e6973f322e32c872b8969721.png" ＼* MERGEFORMATINET 
D. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/de58977cfc4961e30703356ef2ba6a0d.png" ＼* MERGEFORMATINET 
A. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/8d20d56c6127cc96b7e82bf3b108e066.png" ＼* MERGEFORMATINET 
B. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/45716c0b86036041d966258ffc59f340.png" ＼* MERGEFORMATINET 
C. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/d44ccd518c7d8ce91bbdece690509d7a.png" ＼* MERGEFORMATINET 
D. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/13176250575a997b8b0dfa7183b109eb.png" ＼* MERGEFORMATINET 
矩阵, INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/23856" ＼* MERGEFORMATINET 
有解,则( )
A. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/79c9956d2c877d0df05eb529e6365644.png" ＼* MERGEFORMATINET 
B. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/ccd273e1009d4e370c43ab0c0caa5d2e.png" ＼* MERGEFORMATINET 
C. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/2931de922a6acc59de6d04e023beaa5d.png" ＼* MERGEFORMATINET 
D. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/84d415fa7a70ee3c0d1caba60c13ab66.png" ＼* MERGEFORMATINET 
