Question

escreva a matriz d=(dij)1x3 onde aij=i-j

Answer 1

$d= \left[\begin{array}{ccc}a_{ij}&a_{ij}&a_{ij}\end{array}\right]\\\\ d= \left[\begin{array}{ccc}a_{11}&a_{12}&a_{13}\end{array}\right]\\\\ d=\left[\begin{array}{ccc}0&-1&-2}\end{array}\right]$