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    Mathematics
  3. Study Set
    A Concise Introduction to Logic
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    Exam 6: Propositional Logic
  5. Question
    Q ? ?S\(\frac { S } { Q }\) A) DA-Invalid
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Q ? ?S SQ\frac { S } { Q }QS​ A) DA-Invalid

Question 172

Question 172

Multiple Choice

Q ? ?S SQ\frac { S } { Q }QS​


A) DA-invalid.
B) DS-valid.
C) MT-valid.
D) Invalid.
E) MP-valid.

Correct Answer:

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