Question

:Give an example of two matrices of order 2x2 , with all the elements non-zeros, such that AB=0
where A,B are the two matrices

Answer 1

\[\left[\begin{matrix}1 & 1 \\ 1 & 1\end{matrix}\right]\]

Answer 2

and

Answer 3

and\[\left[\begin{matrix}-1 & -1 \\ 1 & 1\end{matrix}\right]\]

Answer 4

thanks!!!

Answer 5

yw