Find the lcm and hcf of the following integers by the prime factriization method of 12,15and21
srikanthvalluri266:
Find the lcm and hcf of the folloeing integers by the prime factotization methor 12,15anf21
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12 = 2 × 2 × 3
15 = 3 × 5
21 = 3 × 7
HCF = 3
LCM = 3 × 2 × 2 × 5 × 7
=420
15 = 3 × 5
21 = 3 × 7
HCF = 3
LCM = 3 × 2 × 2 × 5 × 7
=420
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