Questions
Let W denote the words in the English dictionary, Define the relation R by : the words x and y have atleast one letter in common} Then R is
detailed solution
Correct option is A
Let , then x, x have every letter common
Thus R is reflexive
Let then x, y have atleast one letter in common
y, x have atleast one letter in common thus R is symmetric
Let thus R is not transitive
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