Question

formar as seguintes matrizes a= [ aij] 2X2, com aij = 2i + j-1

Answer 1

A matriz é do tipo:

$A=\left[\begin{array}{ccc}a_{11}&a_{12}\\a_{21}&a_{22}\end{array}\right] \\ \\ a_{12}=2.1+1-1=2\\ a_{12}=2.1+1-2=1\\ a_{21}=2.2+1-1=4\\ a_{22}=2.2+1-2=3\\ \\ A=\left[\begin{array}{ccc}2&1\\4&3\end{array}\right]$