Question

determine a matriz A=[aij] 3x3, tal que aij= 2.i​

Answer 1

Resposta:

aij=2i, i =linha e j = coluna

a11=2*1=2

a12=2*1=2

a13=2*1=2

a21=2*2=4

a22=2*2=4

a23=2*2=4

a31=2*3=6

a32=2*3=6

a33=2*3=6

$\left[\begin{array}{ccc}2&2&2\\4&4&4\\6&6&6\end{array}\right]$