# Math Help - Question in real analysis

2. ## Re: Question in real analysis

Originally Posted by soso123
Or at least comment on what you do not understand.
This is not a homework service.

3. ## Re: Question in real analysis

Does you text really say "find the upper and lower bounds". If a set has an upper bound it has an infinite number of upper bounds and similarly for lower bounds. How are you defining "upper bound" and "lower bound"?