Answer to Question #185577 in Discrete Mathematics for nellie karren

Question

In the following argument, determine the validity or otherwise of the Statement: 

b)  “If you play football during a thunderstorm, you’ll get hit by lightning. 

           You didn’t get hit by lightning. Therefore, you didn’t play football in a  thunderstorm”

  Therefore, taxes are lowered.”

(i)                Write out the propositional statements in the above argument?

(ii)              State the premise(s) and conclusion in the argument?

(iii)            Using a truth table, determine the validity of the argument?    

Answer 1

(b)

(i) During a thunderstorm , hit by lightening.

(ii) Premise:  In a Thunderstorm

   conclusion: hit by lightening.

(ii) The following statement is valid-