milkshakegrande101
26.05.2021 •
Mathematics
(a) We must prove the following expression that if A |=taut B and C |=taut D then A ∨ C |=taut B ∨ D. (b) Show that the formulas A ≡ ⊥ and ¬A are tautologically equivalent?
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Ответ:
x = 13.44444444
Step-by-step explanation: