Show that there is no positive integer \'n\'dor which√n-1 +√n+1 is a rational

Show that there is no positive integer \'n\'dor which√n-1 +√n+1 is

1.	Show that there is no positive integer \'n\'dor which√n-1 +√n+1 is a rational
Answer» I don\'t thik so it is a question I dont no