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Exercise 2
1. For all integers
x
, if
x
is a prime greater than 2, then
x
is odd.
2. For all integers
x
, if
x
is a set of three consecutive odd integers greater
than 3, then not all of the integers in
x
can be prime.
3. For all integers
x
, if
x
is divisible by 8, then
x
is divisible by 4.
4. For all individuals
x
, if
x
stops writing, then
x
fails.
5. For all people
x
, if
x
generally accepts facts as truth, then the facts agree
with what
x
already believes.
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