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Setler [38]
3 years ago
8

What is the greatest common factor of 7 and 21

Mathematics
2 answers:
mart [117]3 years ago
8 0

Answer:

7

Step-by-step explanation:

forsale [732]3 years ago
3 0

Answer:

7

Step-by-step explanation: calculate the prime factors of 7 and 21, than find the greatest common factor

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