If A is a non singular matrix and I is a unit matrix of order same as A such that `A^(2)+A-I=O`, then `A^(-1)` is equal to

If A is a non-singular matrix, then

If A is a non-singular matrix, then A (adj.A)=

If A is a square matrix of order 3 and I is an ldentity matrix of order 3 such that A^(3) - 2A^(2) - A + 2l =0, then A is equal to

If A is non-singular matrix of order, nxxn,

If A, B and C are square matrices of same order and I is an identity matrix of the same order, such that C^(2)=CB+AC and AB=I , then (C-A)^(-1) is equal to

If is a non-singular matrix, then det (A^(1))=

If A is non singular matrix of order 3 , then the rank of A =

If I is unit matrix of order n, then 3I will be

If A is a 2xx2 non singular matrix, then adj(adj A) is equal to :