Question

2) [3 marks] Using logical equivalent properties discussed in class, prove: 3) [2 marks] Use a truth table to verify the associative law: (p v q) vrp (qr) 4) [2 marks] Use De Morgan's laws to find the negation of each of the following statements. a) Kwame will take a job in industry or go to graduate school. b) Yoshiko knows Java and calculus c) James is young and strong. d) Rita will move to Oregon or Washington. 5) [2] prove: 6) [4 marks] prove the equivalence the propositions: (p q) ? (p r) p-> (GA r)

Answer 1

Answer is as follows :

According to Chegg Guidelines we are allowed to solve only first three parts i.e. 2 to 4 so please repost others.

2)

3)

4)

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