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<math> f(x) = 0 ---> -2 \leqq x \leqq -1 </math> | <math> f(x) = 0 ---> -2 \leqq x \leqq -1 </math> | ||
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<math> = x ---> -2 \leqq x \leqq -1 </math> | <math> = x ---> -2 \leqq x \leqq -1 </math> |
Revision as of 16:33, 26 September 2008
$ f(x) = 0 ---> -2 \leqq x \leqq -1 $
$ = x ---> -2 \leqq x \leqq -1 $