1.

The determinant of matrix\(\left[ {\begin{array}{*{20}{c}} 4&1&1&0&1\\ 0&1&0&{ - 1}&0\\ 0&0&2&1&0\\ 0&0&0&{ - 1}&2\\ 0&0&0&0&{ - 3} \end{array}} \right]\)

A. 8
B. 24
C. 0
D. 3
Answer» C. 0


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