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    Daily ChallengeMediumNumber Theory

    What is the GCD of 84 and 126?

    Qual é o MDC de 84 e 126?

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    Solution

    84=22×3×784 = 2^{2} \times 3 \times 7, 126=2×32×7126 = 2 \times 3^{2} \times 7. gcd⁡=2×3×7=42\gcd = 2 \times 3 \times 7 = 42