if A= `[[1,2],[3,0]] `then find `A^2`

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

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

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

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

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

If A=[[1,-1,2],[3,0,-2],[1,0,3]] then prove that A*(adjA)=|A|I Also,find A^(-1)

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

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

if A[{:(0,3),(2,1):}], then find A^(2)

If A=[[1,2,-3] , [5,0,2] , [1,-1,1]] and B=[[3,-1,2] , [4,2,5] , [2,0,3]] then find matrix C such that A+2C=B