Question

write the prime factors and find the l.c.m. of 15 and 20​

Answer 1

Answer:

prime factors of 15 = 3 and 5

                           20 = 2 and 5

hence LCM is equal to 5

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Step-by-step explanation:

Answer 2

Answer:

The prime factors of 15 and 20 is (3,5) and (2,5) respectively.

Their L.C.M. is 60.

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