Math, asked by deekshithdtsrangu, 9 hours ago

Find LCM and HCF of 12,15,21.

Answers

Answered by jaskiratgogia2006

0

Answer:

12=3*2^2

15=5*3

21=7*3

lcm=7*5*3*4= 420

hcf = 3

Step-by-step explanation:

Answered by anchalverma2206

0

Answer:

LCM of 12,15,21 is 420

HCF of 12,15,21 is 3

hope it may help you

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