Need help with number 5. I have completed the others but am also unsure if they are correct. Thank you for your help!! 1. -p > -q F q → p2. p>q,r>s F pVr->qVs3. p>qAr E (p→q)^(p>r)4. pag F -(-pV¬q)5. (cAn)→t, hA¬s, hA-(sVc)→p E (n^-t)→p

Answered: -p > -q Fq > p

Engineering

Computer Science

-p > -q Fq > p

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

Need help with number 5. I have completed the others but am also unsure if they are correct. Thank you for your help!!

1. -p > -q F q → p
2. p>q,r>s F pVr->qVs
3. p>qAr E (p→q)^(p>r)
4. pag F -(-pV¬q)
5. (cAn)→t, hA¬s, hA-(sVc)→p E (n^-t)→p

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