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If a set A has n elements then the number of all relations on A  is

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By Expert Faculty of Sri Chaitanya
ctaimg
a
2n2
b
2n2-1
c
2n
d
none of these
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detailed solution

Correct option is A

AxA has nxn=n2 elements and any subset of AxA is a relation on A. The number of such subsets is 2n2.

ctaimg

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