Form a 4 by 3 matrix, B, such that

Question

a) bij=i*j b)ij=(-1)^i+j

Answer 1

a) The matrix B can be formed by using the formula bij = i * j.

B = [ 1 2 3
3 4 6
5 6 9
7 8 12 ]

b) The matrix B can be formed by using the formula bij = (-1)^(i+j).

B = [ 1 -1 1
-1 1 -1
1 -1 1
-1 1 -1 ]