Two marks example problems I — task. Mathematics State Board, Class 10.

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1. If \(A =\)

(\begin{array}{l} 1 & 2 & 0 \\ 3 & 1 & 5 \end{array})

, \(B =\)

(\begin{array}{l} 8 & 3 & 1 \\ 2 & 4 & 1 \\ 5 & 3 & 1 \end{array})

, find \(AB\).

\(AB = \)

(\begin{array}{l} i & i & i \\ i & i & i \end{array})

2. Solve

(\begin{array}{l} 2 & 1 \\ 1 & 2 \end{array}) (\begin{array}{l} x \\ y \end{array}) = (\begin{array}{l} 4 \\ 5 \end{array})

\(x =\) , \(y = \)

Did you find an error?

2. Two marks example problems I