Question

seja A=(aij)3*2 em que aij=2i+3j?

Answer 1

$A=\left[\begin{array}{ccc}2.1+3.1&2.1+3.2&2.1+3.3\\2.2+3.1&2.2+3.2&2.2+3.3\end{array}\right] \\ \\ \boxed{\boxed{A=\left[\begin{array}{ccc}5&8&11\\7&10&13\end{array}\right] }}$