Question: Let P, Q and R be statements. Use substitution method by applying the laws given in Unit 1 step-by-step to prove the following equivalence: PvQ

Let P, Q and R be statements. Use substitution method by

Let P, Q and R be statements. Use substitution method by applying the laws given in Unit 1 step-by-step to prove the following equivalence: PvQ v R= (~P = Q)v (~P = R)

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