問題詳情
7. Let A be an m x n matrix whose null space has dimension k. Which conclusion is correct?
(A) The dimension of Null(AT) is k.
(B) The dimension of row space of A is m-k.
(C) The dimension of column space of A is m-k.
(D) The dimension of row space of A is n-k.
(E) The dimension of column space of A is n-k.
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增