Question: use only equivalence rules and inference rules 2. Use propositional logic to prove the validity of the following arguments. (a) (P+Q) + (Q + P')

use only equivalence rules and inference rules

use only equivalence rules and inference rules 2. Use propositional logic to

2. Use propositional logic to prove the validity of the following arguments. (a) (P+Q) + (Q + P') (b) [(PAQ) + R] [P+(Q + R)]

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