A、 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/08dba66232d751ad814a940634adf071.png" ＼* MERGEFORMATINET 
B、 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/22f7f2467b301d1b86e11ba053cc6c88.png" ＼* MERGEFORMATINET 
C、 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/acf8af233ff31cbf149e07040894deae.png" ＼* MERGEFORMATINET 
D、 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/413915a7ff07be914f66fe2c26bdc200.png" ＼* MERGEFORMATINET 
答案：B
A、 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/08dba66232d751ad814a940634adf071.png" ＼* MERGEFORMATINET
B、 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/22f7f2467b301d1b86e11ba053cc6c88.png" ＼* MERGEFORMATINET
C、 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/acf8af233ff31cbf149e07040894deae.png" ＼* MERGEFORMATINET
D、 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/413915a7ff07be914f66fe2c26bdc200.png" ＼* MERGEFORMATINET
答案：B
A. 36
B. 37
C. 38
D. 39
A. 1
B. 2
C. 3
D. 4
A. 1
B. 2
C. 3
D. 4
A. 若干个可逆的n阶矩阵之积可逆,且其逆为这些矩阵的逆按相同顺序的乘积
B. 若A可逆,则 INCLUDEPICTURE ＼d "http://mooc1-api.chaoxing.com/ananas/latex/p/34176" ＼* MERGEFORMATINET 
的逆就是A本身。
C. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/59948f7de2981a3968f6f48a17b271e7.png" ＼* MERGEFORMATINET 
D. 若A是3阶矩阵,且方程 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/51b7a79a8c8b2da9d131cce3a4d20f8f.png" ＼* MERGEFORMATINET 
有唯一解,则A可逆
A. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/937e1af96825472d91324f3726ab11b7.png" ＼* MERGEFORMATINET 
B. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/7a57c0e370ef6cf2f31970b1bf6d7134.png" ＼* MERGEFORMATINET 
C. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/53374c548f29dbfc229db0239a1df2f0.png" ＼* MERGEFORMATINET 
D. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/567242c2ed52105914e3726efb65f621.png" ＼* MERGEFORMATINET 
C.
