If `A=|[1,0],[1,0]|` And `B=|[1,0],[0,1]|` then `A+B=`

A =[[0,0],[0,0]] and B=[[1,0],[0,2]]

If A=[[1,1] , [0,1]] and B=[[1,-1] , [0,1]] then AB=

1.If A=[[2,0,1],[-1,1,5]] and B=[[-1,1,0],[0,1,-2]] then find (AB')' .

If A=[(1,0,),(2,0)] and B=[(0,0),(1,12)] then= (A) AB=0, BA=0 (B) AB=0,BA!=0 (C) AB!=0,BA=0 (D) AB!=0,BA!=)

If A=[(1,0),(0,3)] and B=[(2,0),(0,1)] then show AB =BA =[(2,0),(0,3)]

If A=[[i,0],[0,i]] and B=[[0,-i],[-1,0]] then (A+B)(A-B)=

If A = [(0,-i),(i,0)] B = [(1,0),(0,-1)] then A B+ BA is

If A=[[2,1,3],[4,1,0]] and B=[[1,-1],[0,2],[5,0]] , verify that (AB)\'=B\'A\'