Question: consider the matrix -y 3 x 5 -9y 1 A= 2 Some of the elimination matrices are given below: 3 1 14 -6 2

consider the matrix -y 3 x 5 -9y 1 A= 2 Some

consider the matrix -y 3 x 5 -9y 1 A= 2 Some of the elimination matrices are given below: 3 1 14 -6 2 |1 0 0 1 1 0 0 -8 1 0 0 0 1 0 -1 0 0 1 -1 1 m k lo o -1/2 1 01 a. (5 pts) Find the unknown entries ox, y, B, k and m =? b. (5 pts) Find the eliminated upper triangle matrix U=? c. (10 pts) Determine the remaining elimination matrice(s).

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