Describe the following set in set-builder form : C = 1,3,5,9,15,4… - Vidyadip

Question

Describe the following set in set-builder form :
$C =\{1,3,5,9,15,45\}$

✓

Answer

$C =\{x: x$ is a natural number, $x$ is a factor of 45$\}$

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