Question
List all the element of the following sets:
$\text{C}=\Big\{\text{x : x is integer,}-\frac{1}{2}<\text{x}<\frac{1}{9}\Big\};$

Answer

The integers which lie between $\frac{-1}{2}$ and $\frac{9}{2}$ are 0, 1, 2, 3, 4
Hence C = {0, 1, 3, 4}.

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