Construct a 2 ×3 matrix A = [ajj] whose elements ajj are given by :

aij = i × j

Let A = [aij]2×3

So, the elements in a 2×3 matrix are


a11, a12, a13, a21, a22, a23


A = ………………. (1)


a11 = 1×1 = 1 a12 = 1×2 = 2 a13 = 1×3 = 3


a21 = 2×1 = 2 a22 = 2×2 = 4 a23 = 2×3 = 6


So, from (1)


A =


4