Answer Happy

2. Let A = 0 2 1 0 0 2 0 -2 0 -2 -1 0 2 and b = -(0) (a) [3 marks] Find a basis for the column space of A. (b) [5 marks] Find all the least square solution to Ax = b. (c) [2 marks] Find the projection of b onto the column space of A.