It actually applies to all real numbers in a two dimensional Cartesian coordinate system, of which Pythagorean triples are a sublset.
as in the case n=2 only if
You're not only a Village Idiot, you're a Continental Idiot.
Try to get a refund from the school that taught you advanced math. Or even beginning math.
Hint: still reside on the (x,y) axes...
(Anyone not in the Peanut Gallery must be laughing their asses off).