If `A!=I` is an idempotent matrix, then A is a

If A is an idempotent matrix, then show that B=l-A is also idempotent and AB=BA=0

If A is an idempotent matrix, then show that B=l-A is also idempotent and AB=BA=0

If A is an idempotent matrix and I is an identify matrix of the Same order, then the value of n, such that (A+I)^n =I+127A is

If A is an idempotent matrix and I is an identify matrix of the Same order, then the value of n, such that (A+I)^n =I+127A is

If A is an idempotent matrix and I is an identify matrix of the Same order, then the value of n, such that (A+I)^n =I+127A is

If A is an idempotent matrix and I is an identify matrix of the Same order,then the value of n, such that (A+I)^(n)=I+127A is

If Z is an idempotent matrix, then (I + Z)^(n) a) I + 2^(n)Z b) I+ (2^(n) - 1) Z c) I - (2^(n) - 1) Z d)None of these

Column I, Column II If A is an idempotent matrix and I is an identity matrix of the same order, then the value of n , such that (A+I)^n=I+127 is, p. 9 If (I-A)^(-1)=I+A+A^2++A^2, then A^n=O , where n is, q. 10 If A is matrix such that a_(i j)-(i+j)(i-j),t h e nA is singular if order of matrix is, r. 7 If a non-singular matrix A is symmetric, show that A^(-1) . is also symmetric, then order A can be, s. 8

If Z is an idempotent matrix, then (I+Z)^(n)

If Z is an idempotent matrix, then (I+Z)^(n)