Construct a 3 × 2 matrix whose elements are given by aij = (2i – j).
Given: aij = (2i – j)
Now, a11 = (2 × 1 – 1) = 2 – 1 = 1
a12 = 2 × 1 – 2 = 2 – 2 = 0
a21 = 2 × 2 – 1 = 4 – 1 = 3
a22 = 2 × 2 – 2 = 4 – 2 = 2
a31 = 2 × 3 – 1 = 6 – 1 = 5
a32 = 2 × 3 – 2 = 6 – 2 = 4
Therefore,