Question

contruct a 3×2 matrix whose element are given by aij=2i-j

Answer 1

It can be found by putting the values of I and j

Answer 2

the matrix is
a11=2(1)-1=1
a12=2(1)-2=0
a21=2(2)-1=3
a22=2(2)-2=2
a31=2(3)-1=5
a32=2(3)-2=4


1 0
3 2
5 4