Question: Given that A = 0 1 2 -3 , B = -2 1 2 3 and C = -2 -1 1 1 . Find the

Given that A =0 12-3 , B = -21 23 and C =-2-1 11.

Find the value of 3BC 2AB (5 marks)

Using a matrix method or otherwise, solve the following system of equations

x+2x-z=6

3x+5y-z=2

-2x-y-z=4

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