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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Deepak singh 1 Best Answer
Refer attachment
how do you show that √6 doesn't belong to the set S?
To show , firstly write down √6 in the form of set S then we don't get a,b and c as integers implies √6 doesn't belongs to S
doubt
(R, . ) is not group as closure property fails ( which I have shown ).