問題詳情

Which of the following are correct?

(A) The system defined by F(x,y)=(x2, x) is linear.

(B) The system defined by F(x,y)=(dx/dt, x) is linear.

(C) A and B are m x n matrices. If Aw = Bw for all w in

, then A = B.

(D) The columns of matrix A contains zero vector. If Ax=b have solution, it will have Infinite solutions.

(E) The zero vector of R" is within the span of any finite subset of

.

參考答案

答案：B,C,D,E
難度：計算中-1
書單：沒有書單，新增