Question: which of these are propositions what are the truth values...
Question details
Which of these are propositions? What are the truth values of those that are propositions?
(a) 
(b) Consider an integer n: 
and n = 4
(c) Consider an integer n: if 
then n = 4
(d) How are you doing?
(e) Most dogs fly.
(f) Be brave.
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