If 2 positive integer p and q are written as p=a2b3
And q= a3b ; a, b are prime number then verify
LCM (p, q) x HCF (p, q)=pq
In simple all steps and 3 and 2 are representing square and cube
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As we know,
p=a^2b^3
q=a^3b
LCM(LEAST COMMON ✖) =a^2b^3 and a^3b
Therefore, LCM=a^3b^3 ----1
and, HCF(HIGHEST COMMON ✖)
HCF=a^2b -----2
from 1 and 2
we got,
a^5b^4
Hence proved
p=a^2b^3
q=a^3b
LCM(LEAST COMMON ✖) =a^2b^3 and a^3b
Therefore, LCM=a^3b^3 ----1
and, HCF(HIGHEST COMMON ✖)
HCF=a^2b -----2
from 1 and 2
we got,
a^5b^4
Hence proved
Apxex:
Remember in LCM AND HCF always LCM WILL HAVE HIGHER UNITS AND HCF WILL HAVE LOWER UNITS
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