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UGC-NET | UGC NET CS 2017 Jan - III | Question 21
Given the following statements :
(A) A class of languages that is closed under union and complementation has to be closed under intersection.
(B) A class of languages that is closed under union and intersection has to be closed under complementation.
Which of the following options is correct ?
(A)
Both (A) and (B) are false.
(B)
Both (A) and (B) are true.
(C)
(A) is true, (B) is false.
(D)
(A) is false, (B) is true.
Answer
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