If `A=[[0,3],[2,1]]`, then find `A^(2)`

If A=[[2,3,1-1,2,32,0,10]], find A^(2)

A=[[1,2-3,0]] then find A^(2)+3A+5I

If A=[[2,0,1],[2,1,3],[1,-1,0]] , then find (A^(2)-5A)

If A=[[2,-1,5] , [4,0,3]] and B=[[-2,3,1] , [-1,2,-3]] then find A'+B'

" 5."[" If "A=[[3,4,2],[1,0,6]]" and "B=[[2,3,0],[1,0,4]]],[" then find "3A-2B]

If A=[[0,1,3],[1,2,x],[2,3,1]] and A^(-1)=[[(1)/(2),-4,(5)/(2)],[-(1)/(2),3,-(3)/(2)],[(1)/(2),y,(1)/(2)]] . Find x,y

If A=[[1,-2,3],[0,-1,4],[-2,2,1]], then find |A| .

If A=[[2,0,1],[2,1,3],[1,-1,0]] , then find value of A^(2)-5A+6I

If A=[[1],[2],[3]]" and "B=[[-5,4,0],[0,2,-1],[1,-3,2]] , then find BA

If A=[[1,3,2],[-1,2,0],[0,-1,1]] , then find a matrix X such that A^(2)-2A-X=0