Question

Escreva a matriz Aij= (aij)3x2 tal que aij=2i+j

Answer 1

$A= \left[\begin{array}{ccc}a_{11}&a_{12}\\a_{21}&a_{22}\\a_{31}&a_{32}\end{array}\right] \\ \\ \\ A= \left[\begin{array}{ccc}2.1+1&2.1+2\\2.2+1&2.2+2\\2.3+1&2.3+2\end{array}\right] \\ \\ A= \left[\begin{array}{ccc}3&4\\5&6\\7&8\end{array}\right]$