Discrete Mathematics question

Which of these sentences are propositions? What are the truth values of those that are propositions?

a) Boston is the capital of Massachusetts.
b) Miami is the capital of Florida.
c) 2 + 3 = 5
d ) 5 + 7 = 10.
e) x + 2 = I I .
f) Answer this question.

Question

Discrete Mathematics question

Which of these sentences are propositions? What are the truth values of those that are propositions?

a) Boston is the capital of Massachusetts.
b) Miami is the capital of Florida.
c) 2 + 3 = 5 
d ) 5 + 7 = 10.
e) x + 2 = I I . 
f) Answer this question.

lgbasallote · Answer

a,b,c and d are the propositions right?

hero · Answer

On the surface, yes, but I remember there being something tricky about these

lgbasallote · Answer

all i know about propositions is that a proposition is a declarative sentence that is either true or false, but not both. that's why I picked those

lgbasallote · Answer

what about truth values? what does that mean?

hero · Answer

I'll let wikipedia explain it for you http://en.wikipedia.org/wiki/Truth_table

lgbasallote · Answer

wiki makes things complicated...

hero · Answer

Not always

lgbasallote · Answer

for math questions it does

lgbasallote · Answer

nevermind...i think i figured it out

lgbasallote · Answer

truth values are the propositions that are true