SOLUTION: What is the proper way to solve this proof? 1. (T ● K) v (C ● E) 2. K ﬤ ~E 3. E ﬤ ~C / T ● K

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Question 981762: What is the proper way to solve this proof?
1. (T ● K) v (C ● E)
2. K ﬤ ~E
3. E ﬤ ~C / T ● K
Answer by Edwin McCravy(20054) About Me  (Show Source):
You can put this solution on YOUR website!
1. (T ● K) v (C ● E)
2. K ﬤ ~E
3. E ﬤ ~C             / T ● K

4. ~E v ~C            3, material implication
5. ~(E ● C)           4, DeMorgan
6. ~(C ● E)           5, commutation
7. T ● K            1,6, disjunctive syllogism

Edwin