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Find all Pythagorean triples that include the number 15.

 Jul 20, 2020
 #1
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From an online listing:

 

9  12  15

15  20 25

15  36  39

8 15 17            That is all I saw.... cheeky

 

....and the one the guest listed below...that I missed...     15  112   113

 Jul 20, 2020
edited by ElectricPavlov  Jul 20, 2020
 #2
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1 - 15^2 =9^2 + 12^2
2 - 17^2 =8^2 + 15^2
3 - 25^2 =20^2 + 15^2
4 - 39^2 =36^2 + 15^2
5 - 113^2 =112^2 + 15^2

 Jul 20, 2020

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