Question

construct a 2x3 matrix whose element
is given by aij=(i+j)²​

Answer 1

ANSWER :

a11 = (1+1)^2

= 4

a12 = (1+2)^2

= 9

a13 = (1+3)^2

= 16

a21 = (2+1)^2

= 9

a22 = (2+2)^2

= 16

a23 = (2+3)^2

= 25

matrix

[ 4 9 16 ]

[ 9 16 25 ]