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单选题
29、设A是 INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/111984" ＼* MERGEFORMATINET
29、设A是 INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/111984" ＼* MERGEFORMATINET 
矩阵, INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/23856" ＼* MERGEFORMATINET 
有解,则( )
(1.0)
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 
答案解析
正确答案：C
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