| Line 1: | Line 1: | ||
| − | <math> f(x) = 0 | + | <math> f(x) = 0 ---> -2 \leqq x \leqq -1 </math> |
| − | + | <math> = x ---> -2 \leqq x \leqq -1 </math> | |
Revision as of 17:33, 26 September 2008
$ f(x) = 0 ---> -2 \leqq x \leqq -1 $ $ = x ---> -2 \leqq x \leqq -1 $
