Question: Use the elementary matrix E to find EA using an elementary row operation. 1 0 0 3 -1 6 E = 1 1 0 A

Use the elementary matrix E to find EA using an elementary row operation. 1 0 0 3 -1 6 E = 1 1 0 A = 8 2 -2 0 0 1 1 -6 CO Ex: 5 EA =Given that A is transformed into U by the elementary row operations below, find L. 9 -6 5 9 6 5 -9 -3R1+R3- R3 2R1 + R2- R2 A = 18 9 4 18 9 4 0 -3 = U -18 23 0 O O O -27 8 Ex: 42 L =

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