Let A be the set of all string of a’s and b’s of length 4. Define a relation R on A as follows: For every
Whetherabaa R abba is true for the relation .
Let A be the set of all strings of a’s and b’s of length 4.A relation R on A is as follows: For all s, t ∈ A, s R t ⇔ s has the same first two characters as t.
Whetheraabb R bbaa is true for the relation .
Whetheraaaa R aaab is true for the relation .
Whetherbaaa R abaa is true for the relation .
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