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 such that A^(2)=A, then (I-A)^(2)+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 I is the identity matrix and A is a square matrix such that A^(2)=A, then what is the value of (I+A)^(2)-3A?

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

If A is a square matrix such that A^(2)=A show that (I+A)^(3)=7A+I

If A is a square matrix such that A^(2)=A show that (I+A)^(3)=7A+I.

If A is square matrix such that A^(2)=A , then show that (I+A)^(3)=7A+I .

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.