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If A = [a(ij)] is a square matrix of ord...

If `A = [a_(ij)]` is a square matrix of order 2 such that `a_(ij) ={(1," when "i ne j),(0," when "i =j):}` , then `A^(2)` is:

A

`[(1,0),(1,0)]`

B

`[(1,1),(0,0)]`

C

`[(1,1),(1,0)]`

D

`[(1,0),(0,1)]`

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The correct Answer is:
D
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