The determinant of matrix \(\begin{pmatrix} x & 1 & 0 \\ 1-x & 2 &
MATHEMATICS
JAMB 1998
The determinant of matrix \(\begin{pmatrix} x & 1 & 0 \\ 1-x & 2 & 3 \\ 1 & 1+x & 4\end{pmatrix}\) in terms of x is
- A. -3x2 - 17
- B. -3x2 + 9x - 1
- C. 3x2 + 17
- D. 3x2 - 9x + 5
Correct Answer: B. -3x2 + 9x - 1
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