Answer:
18
Step-by-step explanation:
[tex]9 = 3 \times 3 \\ 6 = 2 \times 3 \\ common \: factor = 3 \\ uncommon \: factors = 2, \: 3 \\ lcm = common \times uncommon \: factors \\ = 3 \times 2 \times 3 = 18[/tex]
