Problem
6) Which equivalence is illustrated in the statement below \[ \sim(c \vee \sim k) \Leftrightarrow(\sim c \wedge k) \] a. DeMorgan's Equivalence b. The Associative Equivalence c. The Double Negation Equivalence d. None of the Choices
Solution
Step 1 ：Identify the equivalence in the given statement: \(\sim(c \vee \sim k) \Leftrightarrow (\sim c \wedge k)\)
Step 2 ：Compare the statement to known logical equivalences
Step 3 ：Final Answer: \(\boxed{\text{d. None of the Choices}}\)
