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Given the following premises:
1. K ∨ ∼H
2. (K ∨ ∼H) ⊃ (B ⊃ J)
3. J ⊃ D

User RanH
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1 Answer

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Final answer:

The student's question involves using propositional logic to analyze an argument given as a set of statements. High school-level mathematical reasoning in the form of disjunctive syllogism, modus ponens, or modus tollens is required to confirm the argument's validity.

Step-by-step explanation:

The student has presented a set of logical statements using symbolic logic that are in the realms of mathematics, specifically a branch called propositional logic. This inquiry is a representation of high school level mathematical reasoning, often encountered in courses such as AP Logic or discrete mathematics. According to the information provided, the student is being asked to analyze an argument form which appears to use the pattern of disjunctive syllogism and potentially modus ponens or modus tollens, which are types of valid deductive inferences in propositional logic.

The problem-solving process for this question involves identifying the rules of inference used and confirming the validity of the argument given the premises. One must also account for possible issues such as false premises or circular reasoning that could invalidate the argument, despite strong reasoning.

In a disjunctive syllogism, for example, from the premises 'P or Q' and 'Not P', one can infer 'Q'. Similarly, the pattern of modus ponens involves 'If P then Q' and 'P', from which one can infer 'Q'. Alternately, modus tollens uses 'If P then Q' and 'Not Q' to infer 'Not P'. In the provided problem, assuming all the premises are true, one should be able to determine the truthfulness of the series of implications and construct a valid argument based on these logical forms.

User Lewis Taylor
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