Q13 D of 124 Page 201

For each of the following pairs of matrices A and B, verify that (AB)’ = (B’ A’) :

and


Let us take C = AB




LHS = C’



To find RHS we will find transpose of matrix A and B,


And


RHS = B’A’





LHS = RHS


Hence proved.


More from this chapter

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13 B

For each of the following pairs of matrices A and B, verify that (AB)’ = (B’ A’) :

and


13

For each of the following pairs of matrices A and B, verify that (AB)’ = (B’ A’) :

and B = [-2 -1 -4]


 14

If show that A’A = I.

 15

If matrix A = [1 2 3], write AA’.