Find the hcf and lcm of 12, 63 and 99 using prime factorisation method
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Step-by-step explanation:
12 = 2×2×3
63 = 3×3×7
99 = 3×3×11
LCM = 2×2×3×3×3×7×3×3×11
= 74844
HCF = common multiple = 3
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