Question

find the HCF prime factoriation method 84and144​

Answer 1

Answer :

18

Solution :

HCF of 126 and 144 :

126=2×63=2×3×21=2×3×3×7=21×32×7144=2×72=2×2×36=2×2×2×18=24×32

∴ HCF (126,144)=2×32