Question

please give me right answers
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Answer 1

Answer:

plz type questions and ask

Answer 2

Answer:

LCM of 121,143,220=31460

HCF of 144,180,192=12

Step-by-step explanation:

LCM of 121,143,220

prime factor of 121=11*11=11^2

prime factor of 143=11*13

prime factor of 220=2*2*5*11

Common prime factor=11

Common prime factor with greatest the expobent=11^2

Uncommon prime factor=2,5,13

Uncommon prime factor with the greatest exponent=2^2,5^1,13^1

LCM of 121,143,220=11^2*2^2*5*13=31460

HCF of 144,180,192

Prime factor of 144=2*2*2*2*3*3

prime factor of 180=2*2*3*3*5

prime factor of 192=2*2*2*2*2*2*3

Common prime factor=2,2,3

HCF of 144,180,192=2*2*3=12