geometry
posted by stef .
I honestly need help on this question.
Determine whether statement(3)follows from statements(1)and(2)by the law of detachment or law of syllogism.If it does,state which law was used.If it does not,write invalid.
(1)If n is an integer,then n is a real number.
(2)n is a real number.
(3)n is an integer.

does not follow.