find hcf and lcf of 12 and 18 by prime factorization method
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12=2*2*3=2^2*3
18=2*3*3=2*3^2
HCF (12,18)=2*3=6
LCM (12,18)=2^2*3^2=36.
Hence HCF is 6 and LCM is 36
18=2*3*3=2*3^2
HCF (12,18)=2*3=6
LCM (12,18)=2^2*3^2=36.
Hence HCF is 6 and LCM is 36
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