waecmaths question:
If P = {prime factors of 210} and Q = { prime number less than 10},find $P\cap Q.$
Option A:
{1,2,3}
Option B:
{2,3,5}
Option C:
{1,3,5, 7}
Option D:
{2,3,5,7}
waecmaths solution:
$\begin{align} & P=\{2,3,5,7\} \\ & Q=\{2,3,5,7\} \\ & P\cap Q=\{2,3,5,7\} \\\end{align}$
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