What is the product?
[5 -2 -6 2] x [2 -1 -1 -7 8]

Answer:
Step-by-step explanation:
[tex]\left[\begin{array}{ccc}5&-2\\-6&2\end{array}\right] \times\left[\begin{array}{ccc}-1\\-1\end{array}\right] \\=\left[\begin{array}{ccc}5*-1+(-2)*-1\\-6*-1+2*-1\end{array}\right] \\=\left[\begin{array}{ccc}-5+2\\6-2\end{array}\right] \\=\left[\begin{array}{ccc}-3\\4\end{array}\right][/tex]