Question

Oberter a matriz A= (aij)2×2 definida por ai = 3 i -j

Answer 1

a11 = 3*1-1 = 2
a12 = 3*1-2 = 1

a21 = 3*2-1 = 5
a22 = 3*2 -2 = 4

$\left[\begin{array}{cc}2&1\\5&4\\\end{array}\right]$