Question

escreva a matriz B3x2, talque bij= i.j

Answer 1

Olá, Angel.

 

$<var>\text{Seja }B\text{ uma matriz 3x2 tal que }b_{ij}= i \cdot j\\\\ \text{Ent\~ao: }B=\left[\begin{array}{cc} 1\cdot 1 & 1\cdot 2 \\ 2\cdot 1 & 2\cdot 2 \\ 3\cdot 1 & 3\cdot 2 \end{array}\right]=\left[\begin{array}{cc} 1 & 2 \\ 2 & 4 \\ 3 & 6 \end{array}\right]</var>$