Practice - Rules of Inference - 4.1.4
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Practice Questions
Test your understanding with targeted questions
What is a valid argument?
💡 Hint: Think about the logical connection between premises and conclusion.
List one rule of inference.
💡 Hint: Which rule tells us about affirming the conclusion?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Modus Ponens allow us to conclude?
💡 Hint: Look for the conclusion drawn from true premises.
True or False: If p → q and ¬q, then it can be concluded that ¬p.
💡 Hint: Think about which statements are negated.
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Challenge Problems
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Using both Modus Ponens and Modus Tollens, construct a reasoning chain where one leads to the other, ensuring all steps are logically valid.
💡 Hint: Make sure to track your premises closely.
Analyze the following argument for fallacies: 'If I eat ice cream (p), then I will be happy (q). I am happy (q); therefore, I ate ice cream (p)'. Identify any fallacies and correct the argument.
💡 Hint: Consider alternate sources for the conclusion's truth.
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