1. If Lisa misses the review session, she’ll do poorly on the exam.Either Lisa will go to class or she’ll miss the review session. If she goes to class, however, she’ll miss her ride home for the weekend. So Lisa is either going to miss her ride home or do poorly on the exam.
Please: (i) Symbolize the argument (you can choose your own sentence letters, but make sure that you clearly designate what simple sentence each letter stands for), (ii) state whether the argument is valid or invalid, and (iii) demonstrate whether the argument is valid or invalid by constructing both a long and a short truth-table.
2.
The creation story in the book of Genesis is compatible with the theory of evolution but only if the creation story is not taken literally. If (as most scientists think)there is plenty of evidence for the theory of evolution, the Genesis story cannot be true if it is not compatible with evolution theory. Therefore, if the Genesis story is taken literally, it cannot be true.
Please: (i) Symbolize the argument (you can choose your own sentence letters, but make sure that you clearly designate what simple sentence each letter stands for), (ii) state whether the argument is valid or invalid, and (iii) demonstrate whether the argument is valid or invalid by constructing both a long and a short truth-table.
Complete the following proof:
1. (P&Q) v (ST)
2. QR
3. PU
4. ~(ST)
5. (RvS)V V&P
Due today at 4:30pm pst time. MUST turn it before that time
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