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Work out the HCF of 42 and 63

Work out the HCF of 42 and 63
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Work out the HCF of 42 and 63

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User Tasoula
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1 Answer

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42=2 * \textcircled{3} * \textcircled{7} \\ 63=\textcircled{3} * 3 * \textcircled{7} \\ \\ HCF(42,63)=3 * 7=21
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User Kgadek
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