Question: ) -2x + y = 10 -10x - y -2z = 44 8x + z = -33 for each of them: a) (3 marks for

) -2x + y = 10

-10x - y -2z = 44

8x + z = -33

for each of them:

a) (3 marks for each system) Find the RREF of the augmented matrix using Gauss-Jordan elimination.

b) (4 marks for each system) Find an invertible matrix C such that C[A|B] = R, where R is the RREF obtained before.

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