Question
Find the LCM set of numbers using prime factorisation method.
6, 9
6, 9
✓
Answer
6,9
Prime factorisation of $6=2 \times 3$
Prime factorisation of $9=3 \times 3$
Product of common factors $=3$
Product of other factors $=2 \times 3=6$
$\operatorname{LCM}(6,9)=3 \times 6=18$
Prime factorisation of $6=2 \times 3$
Prime factorisation of $9=3 \times 3$
Product of common factors $=3$
Product of other factors $=2 \times 3=6$
$\operatorname{LCM}(6,9)=3 \times 6=18$
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