Question Number 183239 by ali009 last updated on 24/Dec/22
![determine eigenvalues and digonalize by row operation [(4,(−9),6,(12)),(9,(−1),4,6),(2,(−11),8,(16)),((−1),( 3),0,(−1)) ]](https://www.tinkutara.com/question/Q183239.png)
$${determine}\:{eigenvalues}\:{and}\:{digonalize} \\ $$$${by}\:{row}\:{operation} \\ $$$$\begin{bmatrix}{\mathrm{4}}&{−\mathrm{9}}&{\mathrm{6}}&{\mathrm{12}}\\{\mathrm{9}}&{−\mathrm{1}}&{\mathrm{4}}&{\mathrm{6}}\\{\mathrm{2}}&{−\mathrm{11}}&{\mathrm{8}}&{\mathrm{16}}\\{−\mathrm{1}}&{\:\:\:\:\mathrm{3}}&{\mathrm{0}}&{−\mathrm{1}}\end{bmatrix} \\ $$$$ \\ $$