Question
Find the H.C.F of given numbers: 9, 27, 63,
189Solution
9, 27, 63, 189 9=1Γ3Γ3 27=1Γ3Γ3Γ3 63=1Γ3Γ3Γ7 189=1Γ3Γ3Γ3Γ7 HCF=1Γ3Γ3=9
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