Solve for x and y \(\begin{pmatrix} 1 & 1 \\ 3 & y \end{pmatrix}\)\(\begin{pmatrix} x
MATHEMATICS
JAMB 1994
Solve for x and y \(\begin{pmatrix} 1 & 1 \\ 3 & y \end{pmatrix}\)\(\begin{pmatrix} x \\ 1 \end{pmatrix}\) = \(\begin{pmatrix} 4 \\ 1\end{pmatrix}\)
- A. x = 3, y = 8
- B. x = 3, y = -8
- C. x = -8, y = 3
- D. x = 8, y = -3
Correct Answer: B. x = 3, y = -8
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