If A and B are two co prime numbers , find there LCM? Share with your friends Share 3 Neha Sethi answered this Dear student co prime numbers are the ones which have their only common factor as 1.say 3 and 7 then their LCM is the product of them.ie lcm of 3 and 7 is 3×7=21So if A and B are two coprime numbers then their LCM is AB Regards 4 View Full Answer Rajnish answered this AB 0 Dhruvi Batra answered this IF A AND B ARE CO -PRIME NUMBER THERE WOULD BE 1 0 Sayesha Gupta answered this co prime nos are the nos which have their common factor only 1 thus it means that their LCM would be AxB = AB for example : 3 and 10 they have their hcf 1 and lcm 3x10 1
