i. If there is a king in the hand then there is an ace, or if there isn’t a king in the hand then there is an ace, but not both.
ii. There is a king in the hand.
Given the above premises, what can you infer?
(In reply to re: Answer
Q: Why can't both be true?
...because the text says: but not both
Q: Why must your 1 be false? MUST? - not, but MAY-yes.