If x = \(\begin{pmatrix} 1 & 2 \\ 0 & 3 \end{pmatrix}\) and y =
MATHEMATICS
JAMB 1995
If x = \(\begin{pmatrix} 1 & 2 \\ 0 & 3 \end{pmatrix}\) and y = \(\begin{pmatrix} 2 & 1 \\ 4 & 3 \end{pmatrix}\). Find xy.
- A. \(\begin{pmatrix} 10 & 7 \\ 12 & 9 \end{pmatrix}\)
- B. \(\begin{pmatrix} 2 & 7 \\ 4 & 17 \end{pmatrix}\)
- C. \(\begin{pmatrix} 10 & 4 \\ 4 & 6 \end{pmatrix}\)
- D. \(\begin{pmatrix} 4 & 3 \\ 10 & 9 \end{pmatrix}\)
Correct Answer: A. \(\begin{pmatrix} 10 & 7 \\ 12 & 9 \end{pmatrix}\)
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