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GATE | GATE-CS-2006 | Question 28

A logical binary relation □ ,is defined as follows: 
 

GATE2006_Q28



Let ~ be the unary negation (NOT) operator, with higher precedence than □. 

Which one of the following is equivalent to A∧B ? 

(A) (~A □ B)  
(B) ~(A □ ~B) 
(C) ~(~A □ ~B)   
(D) ~(~A □ B) 


 

(A)

C
 

(B)

D
 

(C)

B
 

(D)

A
 

Answer

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