what is the smallest common multiple of 72 and 108 that is a perfect square.
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72=2*2*2*3*3
108=2*2*3*3*3
the HCF is the common part between the two numbers which is 2*2*3*3 which is equal to 36
The product of two numbers=The product of LCM and HCF of two numbers
i.e 72*108=LCM(HCF)
HCF=7776*36=216
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