Question: 3.7.15. (a) Is the statement P : Q logically equivalent to (-IP) 3 (-Q) ? Explain. (b) Is the statement (P A Q) V R

3.7.15. (a) Is the statement P : Q logically equivalent to (-IP) 3 (-Q) ? Explain. (b) Is the statement (P A Q) V R equivalent to P A (Q V R) ? Explain. (c) Is the statement (P 3 Q) => R equivalent to P => (Q => R) ? Explain. (d) Is the statement (uP) 4:) (-Q) the negation of P 4:) Q ? Explain

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