MathAlgebraLinear algebraMatrices

Calculating matrix determinant

Theory

A very big matrix

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Suppose we have a matrix A=(1−243208−837924−781−5−9001−5400003−87900003)A = \begin{pmatrix} 1 & -2 &4 & 3208 & -8379 \\ 2 & 4 & -781 & -5 & -9 \\ 0 & 0 &1 & -54 & 0 \\ 0 & 0 &0 &3 & -879 \\ 0 & 0 &0 &0&3 \\ \end{pmatrix}. What is det⁡A\det A equal to?

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