HCF and LCM

[Pinaki Biswas]

If HCF(a,b)=1, then prove that LCM(a,b)=ab.

[Tarit Goswami]

Well, we know from childhood that, gcd(a,b )*lcm(a,b)=ab. From here, as, gcd(a,b)=1 we will have lcm(a,b)=ab.

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