2 3 -6 9 0 1 -2 0 3. Let A= 2 -4 7 2 The...

Question

Question

2 3 -6 9 0 1 -2 0 3. Let A= 2 -4 7 2 The RREF of A iso 0 1 3 -6 6 -6 0 0 0 (a) (6 points) Find a basis for Col A, the column

math algebra

Answer 1

Answer #1

a we can norice that the ibr and 3rod columns of pivot columns. to them them will RREF (*) arse so, columns of a commenpondin .

so, basis for null space is, {[i] [] 6 Since Null (n) basis contains two vectors, so dimension of Null (A) 2

Answer 2

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