MathCastle
Algebra 2ChallengeLinear Systems & Matrices

Linear Systems & Matrices · Challenge problem

Evaluate det⁡[6−625−6−1−3−11]\det\begin{bmatrix} 6 & -6 & 2 \\ 5 & -6 & -1 \\ -3 & -1 & 1 \end{bmatrix}.