GATE | CS | 2010 | Discrete maths | logic |Question 30

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Suppose the predicate F(x, y, t) is used to represent the statement that person x can fool person y at time t. which one of the statements below expresses best the meaning of the formula ∀x∃y∃t(¬F(x, y, t))?

Everyone can fool some person at some time

No one can fool everyone all the time

Everyone cannot fool some person all the time

No one can fool some person at some time

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GATE CS 2010,Propositional and First Order Logic.,Propositional Logic PYQ Quiz GATE CS,Discrete mathematics PYQ GATE QUIZ
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