Algebra 2ChallengeLinear Systems & Matrices ShareLinear Systems & Matrices · Challenge problemEvaluate det[2112−5−6−2−45]\det\begin{bmatrix} 2 & 1 & 1 \\ 2 & -5 & -6 \\ -2 & -4 & 5 \end{bmatrix}det22−21−5−41−65.Check Show answer Walk through it step by step Practice more like this Review this concept