題組內容
6. Give $$A = \begin{bmatrix} 1 & -1 \\ 5 & 2 \\ 0 & 0 \end{bmatrix}$$.
(b)(6%) Find the bases for $$R(A)$$, namely, the column space of A.
6. Give $$A = \begin{bmatrix} 1 & -1 \\ 5 & 2 \\ 0 & 0 \end{bmatrix}$$.
(b)(6%) Find the bases for $$R(A)$$, namely, the column space of A.