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Instructions: For questions 11-20, construct complete a truth table for each of the following pairs of propositions. Then, using the truth table, determine whether the statements are logically equivalent or contradictory. If neither, determine whether they are consistent or inconsistent. Justify your answers.
-A ⊃ ∼A and ∼A⊃ A
Q2: I ⊃ J<br>∼(J • I) / J
Q20: It is not necessary that of every
Q23: X <span class="ql-formula" data-value=" \lor
Q39: Which wffs below are not in
Q48: {X <span class="ql-formula" data-value=" \lor
Q55: ∼J ⊃ K<br>∼K <span class="ql-formula"
Q61: There is exactly one philosophy major on
Q155: If Frege is a logicist, then Brouwer
Q159: No visitor stayed for dinner. (Sx: x
Q227: Exactly three philosophers mock Plato and