Question

Is 1 the HCF of 9 and 13 ? Why?​

Answer 1

Answer:

The factors of 9 are 1, 3 and 9. The factors of 13 are 1 and 13. So, the Greatest Common Factor for these numbers is 1 because it divides all them without a remainder.

Step-by-step explanation:

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Answer 2

Yes, 1 is HCF of 9 and 13.

This is because 1 is the only number which is a factor both of 9 and 13. HCF stands for Highest Common Factor.

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