If `A` is a square matrix such that `A^2=1` , then find the simplified value of `(A-1)^3+(A+1)^3-7A` .

If A is a square matrix such that A^(2)=I, then find the simplified value of (A-I)^(3)+(A+I)^(3)-7A

If a is a square matrix of order 3 such that A^2 = 2A then find the value of |A|

If A is a square matrix such that A^(2)=A then find the value of (m+n) if (I+A)^(3)-7A=mI+nA. (Where m and n are Constants)

If A is a square Matrix such that A^(2)=A then find the value of (m+n) if (I+A)^(3)-7A=mI+nA. (Where m and n are Constants

If A is a square matrix such that A^(3) =I then the value of A^(-1) is equal to

If A square matrix such that A^2 = A , then (l+A )^3 -7A is equal to :

If A is a square matrix such that A^(2)= I , then (A-I)^(3)+(A+I)^(3)-7A is equal to

If A is a square matrix such that A^(2)=1 then (A-I)^(3)+(A+I)^(3)-7A is equal to

If A is a square matrix such that A^(2)=A then write the value of 7A-(I+A)^(3), where I is the identity matrix.