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if a=6 b=15 product of a&b=90 …

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if a=6 b=15 product of a&b=90 what is HCF & LCM
  • 1 answers

Poulami Dasgupta 8 years, 4 months ago

a=6=2{tex}\times{/tex}3

b=15=3{tex}\times{/tex}5

So, HCF = 3

Now, HCF {tex}\times{/tex}LCM = product of a and b

{tex}\times{/tex}LCM = 90

LCM = {tex}90\over3{/tex}=30

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