Question

find LCM and HCF of the following using prime factorisation method 19 , 13 , 7


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Answer 1

Answer:

HCF:-

19 = 1 x 19

13 = 1 x 13

7 = 1 x 7

HCF = 1

LCM:-

7,13,19 = 1 | 7,13,19

= 1 x 7 x 13 x 19 = 1729 = LCM