Question

12. Find the HCF of 456 and 360 by prime factorisation method. Hence find their LCM

pls answer it fast.
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Answer 1

Answer:

6840

Step-by-step explanation:

Taking Prime Factors Of 456 And 360,

456 = 2³ x 3 x 19

360 = 2³ x 3² x 5

Then HCF (456,360) = 2²x 3 = 24

We know that,

HCF × LCM = the products

LCM = 456 X 360/24

LCM = 19 × 360

LCM = 6840