A=[[1,-2,1],[-2,3,1],[1,1,5]]41(1)/(2)" astail "leqslant+|cod|A|^(-1)=adj(A^(-1))

Let A = [[1,-2,1],[-2,3,1],[1,1,5]] Verify that [adj A]^-1 = adj (A^-1)

Let A=[{:(1,-2,1),(-2,3,1),(1,1,5):}] . Verify that ltbtgt (i) [adjA]^(-1)=adj (A^(-1)) (ii) (A^(-1)^(-1)=A

Let A=[{:(1,-2,1),(-2,3,1),(1,1,5):}] Verify that [adjA]^(-1)=adj(A^(-1))

If A=([1,2,3],[1,3,4],[1,4,3]), then | adj A| =

If A=[[1, 1],[ 1 , 2]] , verify the (adj A)^(-1) =adj(A^(-1))

If A=[[1,2],[2,1]] then adj A=

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

If A=[(2,-3),(4,6)] " verify that " (adj A)^(-1)=(adj A^(-1)) .

If A=[[2, -1, 1], [1, 2, 1], [-1, 1, 3]] , then |adj(adjA)|=