Five marks exercise problem II — task. Mathematics State Board, Class 10.

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If \(A =\)

(\begin{array}{l} 1 & 9 \\ 3 & 4 \\ 8 & - 3 \end{array})

, \(B =\)

(\begin{array}{l} 5 & 7 \\ 3 & 3 \\ 1 & 0 \end{array})

then, verify that

(i) \(A + B = B + A\)

(ii) \(A + (-A) = (-A) + A = 0\)

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8. Five marks exercise problem II