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GATE | GATE-CS-2009 | Question 60

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\"CSE_2009_26\"

Which of the above two are equivalent?
 

(A)

II and IV
 

(B)

II and III
 

(C)

I and IV
 

(D)

I and III
 


Answer: (C)

Explanation:

According to negation property of universal qualifier and existential quantifier

\\neg \\forall x \\epsilon X P(x) \\equiv \\exists x \\epsilon X \\neg P(x)

 


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Last Updated : 11 Oct, 2021
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