α |= β ‘(to mean that the sentence α entails the sentence β) if and only if, in every model in which α is _____ β is also _____ a) True, true b) True, false c) False, true

α |= β ‘(to mean that the sentence α entails the sentence β) if and only if, in every model in which α

is _____ β is also _____

a) True, true

b) True, false

c) False, true
by

1 Answer

Answer :

a) True, true
by

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