College algebra math help needed?!?!
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College algebra math help needed?!?!

[From: ] [author: ] [Date: 12-11-20] [Hit: ]
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Find the determinant of the matrix. Expand by cofactors on the row or column that appears to make the computations easiest.


1 2 0 0 –1
0 3 4 4 3
0 0 7 2 3
0 0 8 1 7
0 0 0 0 1


the whole problem is in brackets.

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