MathCastle
Algebra 2HardLinear Systems & Matrices

Linear Systems & Matrices · Hard problem

Evaluate det⁡[−5−51241−3−5−4]\det\begin{bmatrix} -5 & -5 & 1 \\ 2 & 4 & 1 \\ -3 & -5 & -4 \end{bmatrix}.