m) The HCF of this pair of numbers is not 1.
(1) 13. 17 (2) 29.20 (3) 40.20 (4) 14, 15
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Answer:
2 is not 1............
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Answer:
Two numbers which have only 1 as a common factor are said to be co-prime or relatively prime or mutually prime numbers.
We can write 17 as 17 × 1 and 19 as 17 × 1.
Hence, 17 and 19 is a pair of co-prime numbers
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