Let 5 -3 -3 -1 0 7 A: = x= 4 4 1 0 9 2 Find x = N(A) and x = C (AT) = R(A) so that xn + xr = x, where N (A) is the nullspace of A, C (AT) = R(A) the row space of A. (xn; xr) =
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