Question

the HCF of 14 and 21 is 7 find the LCM​

Answer 1

using the identity:

HCF× LCM= product of the numbers

7 × LCM= 14×21

LCM= 14×21/7

LCM= 42

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Answer 2

LCM= 14 x 21/7( HCF x LCM = PRODUCT OF TWO NUMBERS)

= 42

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