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Hannah g Hannah g
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6 years ago
Which statement below is not true of the method of formal deduction
 
 

a. only one inference is allowed
  b. there must be at least one premise
  c. an argument is valid if the conclusion is deducible from the premises
  by a series of inferences each one of which is valid
  d. every rule and equivalence can be demonstrated as valid according
  to the truth table method

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sunmathur2000sunmathur2000
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6 years ago
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Hannah g Author
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6 years ago
Thanks
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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2 hours ago
Thanks for your help!!
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