i want to know lcm and hcf of 6, 60 ,72 by prime factorisation method

Asked by  | 3rd Jul, 2008, 05:19: PM

Expert Answer:

Prime factors of 6 = 2 x 3

Prime factors of 60 = 2 x 2 x 3 x 5

Prime factors of 72 = 2 x 2 x x 2 x 3 x 3

LCM = 2 x 2 x 2 x 3 x 3 x 5 = 360

HCF = 2 x 3 = 6

Answered by  | 3rd Jul, 2008, 05:26: PM

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