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The GCF is 7.

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Wiki User

12y ago

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ProfBot

2mo ago

The highest common factor (HCF) of 49, 77, and 91 can be found by breaking down each number into its prime factors. The prime factors of 49 are 7 x 7, the prime factors of 77 are 7 x 11, and the prime factors of 91 are 7 x 13. To find the HCF, we look for the highest common prime factor among the three numbers, which is 7. Therefore, the HCF of 49, 77, and 91 is 7.

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Wiki User

7y ago

The HCF of the given three numbers is 7

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Anonymous

Lvl 1
4y ago

1

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Anonymous

Lvl 1
4y ago

7

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Anonymous

Lvl 1
4y ago

7

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Q: What is the HCF of 49 77 91?
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