Eyes, in Mathematics

High School Math sample questions (factorization problem using)
To the eye pop out cause problem .

Let's think of it. If 2008 cubic complexity of calculating how much yea. So popping eyeballs. At this point, replaced by a 2008 engraved on the eyes. So, if by the expression,

Oh, You're coming to substitute the moment the answer. The answer's simple. Is 1.
Factorization formula used here