Question

Find LCM and HCF of 21, 49,84 .
Please answer it fast. It's my school H.W.....​

Answer 1

Answer:

21 = 3x7

49 = 7x7

84 = 7x12

hcf (21,49,82) = 7

hcf (21,49,82) = 7lcm (21,49,84) = 3x7x12 = 252

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Answer 2

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