Question

considere a matriz a de ordem 3 na qual os elementos sao dados por aij = i+j-1

Answer 1

A= $\left[\begin{array}{ccc}A11&A12&A13\\A21&A22&A23\\A31&A32&A33\end{array}\right] = \left[\begin{array}{ccc}1+1 -1&1+2-1&1+3-1\\2+1-1&2+2-1&2+3-1\\3+1-1&3+2-1&3+3-1\end{array}\right] =$

$\left[\begin{array}{ccc}1&2&3\\2&3&4\\3&4&5\end{array}\right]$