Answered: Which of the following statements is…

Which of the following statements is logically equivalent to ¬[∃y¬p(y)]¬[∃y¬p(y)] ? Group of answer choices: ∀y¬p(y)∀y¬p(y) ∃yp(y)∃yp(y)

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

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Which of the following statements is logically equivalent to ¬[∃y¬p(y)]¬[∃y¬p(y)] ?

Group of answer choices:

∀y¬p(y)∀y¬p(y)

∃yp(y)∃yp(y)

∃y¬p(y)∃y¬p(y)

∀yp(y)

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