84
63
126
HCF hiest common factor
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Answer:
1237................
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Answer:
Factors of 84 = 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, and 84
Factors of 63 = 1, 3, 7, 9, 21, 63
Factors of 126 = 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, and 126
Thus, factors of 84, 63 and 126 = 1, 3, 7 and 21
Thus, HCF of 84, 63 and 126 = 21
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