Column I, Column II If A is an idempo...

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

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