Nobody is answering https://web2.0calc.com/questions/help-pls-1-question but questions around it (below and above) have been answered...
Don't you mean https://web2.0calc.com/questions/help-pls-1-question ? The link didn't work...
+6251 \(\text{Think about it a moment and it should be clear that the range of }f(x) = \lfloor x\rfloor - x \text{ is }\\ f(x) \in (-1,0]\)
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