Algebra 2MediumLinear Systems & Matrices ShareLinear Systems & Matrices · Medium problemEvaluate det[1−2−42−13242]\det\begin{bmatrix} 1 & -2 & -4 \\ 2 & -1 & 3 \\ 2 & 4 & 2 \end{bmatrix}det122−2−14−432.Check Show answer Walk through it step by step Practice more like this Review this concept