C cathwelch New member Joined May 13, 2009 Messages 5 May 13, 2009 #1 Question: If x, y, z is a primitive Pythagorean triple, prove that x+y and x-y are congruent modulo 8 to either 1 or 7.
Question: If x, y, z is a primitive Pythagorean triple, prove that x+y and x-y are congruent modulo 8 to either 1 or 7.
D Deleted member 4993 Guest May 13, 2009 #2 cathwelch said: Question: If x, y, z is a primitive Pythagorean triple, prove that x+y and x-y are congruent modulo 8 to either 1 or 7. Click to expand... Please show us your work/thoughts, indicating exactly where you are stuck - so that we know where to begin to help you.
cathwelch said: Question: If x, y, z is a primitive Pythagorean triple, prove that x+y and x-y are congruent modulo 8 to either 1 or 7. Click to expand... Please show us your work/thoughts, indicating exactly where you are stuck - so that we know where to begin to help you.
C cathwelch New member Joined May 13, 2009 Messages 5 May 13, 2009 #3 That is the problem; I am stuck on where to start. I was hoping you could lead me in the right direction? Thanks
That is the problem; I am stuck on where to start. I was hoping you could lead me in the right direction? Thanks
