8. Use truth tables to determíne which of the following formulas are equív- alent to each other: ( a) (P ) ν (-Ρ ^ -Ο (b) -P v Q. (c) (P v -Q) ^ (Q v¬P). (d) -(P v Q). (e) (QA P) V ¬P.

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ISBN:9780470458365
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Use truth tables to determine which of the following formulas are equivalent to each other:

8. Use truth tables to determíne which of the following formulas are equív-
alent to each other:
( a) (P ) ν (-P ^ -Q .
(b) ¬P v Q.
(c) (P v -Q) ^ (Q v¬P).
(d) -(P v Q).
(e) (Q A P) V -P.
Transcribed Image Text:8. Use truth tables to determíne which of the following formulas are equív- alent to each other: ( a) (P ) ν (-P ^ -Q . (b) ¬P v Q. (c) (P v -Q) ^ (Q v¬P). (d) -(P v Q). (e) (Q A P) V -P.
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