寫作批改
VIP與詳解卡管理
私人筆記( 0 )Consider the linear equation Ax = b with..-阿摩線上測驗
【預告】5/13(一)起，第三階段頁面上方功能列以及下方資訊全面更換新版。 前往查看
|
|
|
Consider the linear equation Ax = b with A 
. Which of the following statements are true?
(A) Ifrank( A ) = m, then there exists at least one solution.
(B) If rank( A ) = n, then there exists exactly one solution.
(C) Ifrank( A ) = n, then the column vectors of A are lincarly indcpendent.
(D) Ifn ＞ m, then there exists at least one solution.
(E) Ifm ＞ n, then there exists at most one solution.