Build set $X$ and on that set such continuous function which has values of different signs but at no point it accepts $0$ value. I tried some transformations of $sgnx$ but it didn't help. Can you help?
2026-02-28 03:02:02.1772247722
Build set $X$ and on that set such continuous function
13 Views Asked by user825688 https://math.techqa.club/user/user825688/detail AtRelated Questions in REAL-ANALYSIS
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