Question

Linear Algebra:
Write down the 2X3 matrices A and B such that aij=i+j and bij=(-1)^i+j

Answer 1

Hint:

first row, first column of matrix A: a11 = 1+1 = 2

So the first row, first column element of matrix A is 2

First row, second column is a12 = 1+2 = 3

and so on