Write the following arguments in vertical form and test the validity.1. ((p → q) A (r → s) A (p V r)) (q V s)2. ((i → j) A (j → k) A (1 m) A (iv 1)) = (~ kA ~ m)

1. ((P → Q) ∧ (R → S)) ∧ (P ∨ R)) → (Q ∨ S)

Answered: 1. ((p→9) A (r - s) A (p V r)) = ( V s)…

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1. ((p→9) A (r - s) A (p V r)) = ( V s) 2. ((i → j) ^ (j -→ k)A (1 m) A (i V 1)) (~ kA~ m)

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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Representation of Polynomial

It is necessary for the polynomial expression that each expression consists of two parts:

Question

Write the following arguments in vertical form and test the validity.
1. ((p → q) A (r → s) A (p V r)) (q V s)
2. ((i → j) A (j → k) A (1 m) A (iv 1)) = (~ kA ~ m)

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