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    Mathematics
  3. Study Set
    A Concise Introduction to Logic
  4. Exam
    Exam 6: Propositional Logic
  5. Question
    (H ∨ ∼S) • (G ∨ ∼A)
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(H ∨ ∼S) • (G ∨ ∼A)

Question 40

Question 40

Multiple Choice

(H ∨ ∼S) • (G ∨ ∼A) (H ∨ ∼S)  • (G ∨ ∼A)    A)  MP-valid. B)  CD-valid. C)  DD-valid. D)  CD-invalid. E)  Invalid


A) MP-valid.
B) CD-valid.
C) DD-valid.
D) CD-invalid.
E) Invalid

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