問題詳情
20. (5%) Let A be n x n matrix. Choose the following statements equivalent to the statement that A is an invertiblematrix.
(A) Nul A= Rn
(B) RowA= Rn
(C) A has n nonzero singular values.
(D) Dimension of Col A= O.
(E) The columns of A form a linearly independent set.
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