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Question number 2 please! Construct complete truth-tables for the following formulae and classify each as tautologous, contradictory or contingent. Be sure to mark your final

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Question number 2 please!

Construct complete truth-tables for the following formulae and classify each as tautologous, contradictory or contingent. Be sure to mark your final column clearly and place it directly under the main connective of the formula. (1) A - (B - (A & B)) (2) R ( RS)

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