Question: -1 -1 1. (20 points) Let A = 2 -2 -2 2 0 -2 (a) (5 pts) Find rref(A), the reduced row echelon form of

-1 -1 1. (20 points) Let A = 2 -2 -2 2 0 -2 (a) (5 pts) Find rref(A), the reduced row echelon form of A. (b) (7 pts) Find the dimension and a basis for N(A), the null space of A. (c) (3 pts) Find an orthonormal basis of N(A), the null space of A. (d) (5 pts) Find the dimension and a basis for C(A), the column space of A

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