Valid Argument * O an argument is said to be valid if and only if it is not possible to make all premises true and conclusion true O an argument is said to be valid if and only if it is possible to make all premises true and conclusion false O an argument is said to be valid if and only if it is not possible to make all premises true and conclusion false Universal Instantiation * O This rule is used to conclude that P(c) is true when vx P(x) is true. O This rule is used to conclude that P(x) is true when vx P(x) is true. O This rule is used to conclude that P(c) is true when 3x P(x) is true.

Valid Argument * O an argument is said to be valid if and only if it is not possible to make all premises true and conclusion true O an argument is said to be valid if and only if it is possible to make all premises true and conclusion false O an argument is said to be valid if and only if it is not possible to make all premises true and conclusion false Universal Instantiation * O This rule is used to conclude that P(c) is true when vx P(x) is true. O This rule is used to conclude that P(x) is true when vx P(x) is true. O This rule is used to conclude that P(c) is true when 3x P(x) is true.

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 10CT: Statement P and Q are true while R is a false statement. Classify as true or false:...

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