Question: Suppose that A rref 1 0 0 -1 -1 2 1 1 -1 1 0 00 000 (a) Find the dimension of the column

Suppose that A rref 1 0 0 -1 -1 2 1 1

Suppose that A rref 1 0 0 -1 -1 2 1 1 -1 1 0 00 000 (a) Find the dimension of the column space of A. (b) Find the dimension of the row space of A. (c) Find the dimension of the null space of A. (d) Find the rank of A. (e) Find the nullity of A.

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