Question

find the HCF and LCM of 12and18by prime factorization method​

Answer 1

Answer:

Answer. HCF = 2 x 3 = 6 There is only one 2 in 18 and only one 3 in 12. LCM = 2 x 2 x 3 x 3 = 36 You need two 2's and two 3's to “cover” both 12 and 18...

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

lcm

factor of 12-1,2,3,4,6,

factor of 18-1,2,3,6,9,

common factor-1,2,3,6

hcf --6 as it is great est common factor

uncommon factor--4,9

lcm --36