(a) Write down two 2x 2 non-zero matrices A and B such that AB = 0,...

 

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(a) Write down two 2x 2 non-zero matrices A and B such that AB = 0, the 2 x 2 zero matri (b) Given A = write down the elementary matrices E and E2 such that E, A = 7 10 and E2A = (c) Given A = write down the matrices Di and D2 such that 30 40 [30 -12] 10 DỊA = and AD2 -3 -6 -6 31 (a) Write down two 2x 2 non-zero matrices A and B such that AB = 0, the 2 x 2 zero matri (b) Given A = write down the elementary matrices E and E2 such that E, A = 7 10 and E2A = (c) Given A = write down the matrices Di and D2 such that 30 40 [30 -12] 10 DỊA = and AD2 -3 -6 -6 31