Argument Forms

Argument Forms - 4 Therefore q or s Destructive Dilemma 1...

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Valid Argument Forms: Modus Ponens: 1. If p, then q. 2. p 3. Therefore, q. Modus Tollens: 1. If p, then q. 2. not-q 3. Therefore, not-p. Hypothetical Syllogism: 1. If p, then q. 2. If q, then r. 3. Therefore, if p, then r. Disjunctive Syllogism: 1. Either p or q. 2. Not-q. 3. Therefore, p. Constructive Dilemma 1. If p, then q. 2. If r, then s. 3. p or r.
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Unformatted text preview: 4. Therefore, q or s. Destructive Dilemma 1. If p, then q. 2. If r, then s. 3. Not-q or not-s. 4. Therefore, not-p or not-r. Invalid Argument Forms Affirming the Consequent: 1. If p, then q. 2. q 3. Therefore, p. Denying the Antecedent: 1. If p, then q. 2. Not-p. 3. Therefore, not-q. 2...
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