Taking the set of natural numbers as the universal set, write down the complements of the following sets:
$\{ x:x\, \ge \,7\} $
Taking the set of natural numbers as the universal set, write down the complements of the following sets:
$\{ x:x\, \ge \,7\} $
$U = N$ set of natural numbers
${\{ x:x\, \ge \,7\} ^\prime } = \{ x:x \in N$ and $x\, < \,7\} $
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