MathCastle
Algebra 2HardLinear Systems & Matrices

Linear Systems & Matrices · Hard problem

Evaluate det⁡[33−11−3−1−34−4]\det\begin{bmatrix} 3 & 3 & -1 \\ 1 & -3 & -1 \\ -3 & 4 & -4 \end{bmatrix}.