Question: 1. Is Not (A and B)' logically equivalent to 'Not A or Not B' ? a. Yes b. No c. Can't Be Determined 2. Is

1. Is Not (A and B)' logically equivalent to 'Not A or Not B' ? a. Yes b. No c. Can't Be Determined 2. Is ~ ~ A logically equivalent to A ? ('represents 'not") a. Yes b. No c. Can't be determined 3. Suppose the following are true: If Kerri studies at least one hour a day or if she studies at least half an hour a day and meets regularly with her professor, then she will pass the course. But Kerri will not pass the course. Using the rules of logical equivalence and the deductive inference rules what conclusion follows necessarily? a. Kerri does not study at least an hour a day b. Kerri does not study a half an hour a day c. Kerri does not meet regularly with her professor d. Kerri does not study a half an hour a day and she does not meet regularly with her professor 4. If today is Monday, then today is not pleasant is logically equivalent to a. If today is pleasant then today is not Monday b. If today is not pleasant then today is Monday c. If today is Tuesday then today is pleasant d. None of these

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