Question

find the HCF of 23,34,56,78,90,56,73,12,78
$5.22.1$
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Answer 1

Answer:

1

Explanation:

The factors of 12 are: 1, 2, 3, 4, 6, 12

The factors of 23 are: 1, 23

The factors of 34 are: 1, 2, 17, 34

The factors of 56 are: 1, 2, 4, 7, 8, 14, 28, 56

The factors of 56 are: 1, 2, 4, 7, 8, 14, 28, 56

The factors of 73 are: 1, 73

The factors of 78 are: 1, 2, 3, 6, 13, 26, 39, 78

The factors of 78 are: 1, 2, 3, 6, 13, 26, 39, 78

The factors of 90 are: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90

Then the greatest common factor is 1.