1.

¬ (p ↔ q) is logically equivalent to:$

A. q‚Üîp
B. p↔¬q
C. ¬p↔¬q
D. ¬q↔¬p
Answer» C. ¬¨¬®¬¨¬Æp‚Äö√Ñ√∂‚àö√∫‚àö√ܬ¨¬®¬¨¬Æq


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