Question

Escreva matriz (aij)2×2 tal que ay=i-j

Answer 1

$a_{i,j}= i - j \\ a_{1,1}= 1 - 1 = 0 \\ a_{1,2}= 1 - 2 = -1 \\ a_{2,1}= 2 - 1=1 \\ a_{2,2}= 2 - 1 = 0 A= \left[\begin{array}{ccc}0&-1\\1&0&6\\\end{array}\right]$

Answer 2

lei de formação ay=i-j
a11=1-1=0
a12=1-2=-1
a21=2-1=1
a22=2-2=0

$\left[\begin{array}{ccc}0&-1&\\1&0\end{array}\right]$