Question

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


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Answer 1

Answer:

LCM(19,13,7)=1

19=19×1

13=13×1

7=7×1

HCF=1

hope this answer may help you....

Answer 2

Answer:

LCM of 19 = 19 ×. 1

LCM of 13 = 13 × 1

LCM of 7 = 7 × 1

LCM ( 19 ,13 ,1) = 19 × 13 × 7 × 1 = 1,729

HCF (19, 13, 7 ) = 1