## Algebra and Trigonometry 10th Edition

$\begin{bmatrix} 1 & 3 & 0\\ 0 & 0 & 1\\ 0 & 0 & 0 \end{bmatrix}$
Using a Calculator: $\begin{bmatrix} 1 & 3 & 2\\ 5 & 15 & 9\\ 2 & 6 & 10 \end{bmatrix}$ ~ $\begin{bmatrix} 1 & 3 & 0\\ 0 & 0 & 1\\ 0 & 0 & 0 \end{bmatrix}$