Change I into A 1 as you reduce A to I (by row operations): h A Ii = " 1 3 1 0 2 7 0 1#
Chapter 1, Problem 1.6.35(choose chapter or problem)
Change I into A 1 as you reduce A to I (by row operations): h A Ii = " 1 3 1 0 2 7 0 1# and h A Ii = " 1 4 1 0 3 9 0 1
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