矩阵,齐次线性方程组 INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/181683" ＼* MERGEFORMATINET 
仅有零解的充要条件是 INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/53238" ＼* MERGEFORMATINET 
A. 小于m
B. 小于n
C. 等于m
D. 等于n
为齐次线性方程组 INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/181683" ＼* MERGEFORMATINET 
的解, INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/0ec1c289289586c124842686f7b692a5.png" ＼* MERGEFORMATINET 
为非齐次线性方程组 INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/23856" ＼* MERGEFORMATINET 
的解,则( )
A. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/25940044c519ca9424762cf1dcd641f4.png" ＼* MERGEFORMATINET 
B. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/c851e62c6efb84346fa3b8eb559eb305.png" ＼* MERGEFORMATINET 
C. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/c7da3295dfca86efa5d5a91715d20ee8.png" ＼* MERGEFORMATINET 
D. INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/6edb0e5171891a2cea8111d1d377d535.png" ＼* MERGEFORMATINET 
表示下列哪个关系A. 前n个奇数之和
B. 前n个偶数之和
C. 前n个正整数之和
D. n的阶乘
