SOLUTION: I just realized that (x-y)^2 is equal to (y-x)^2, if so then can someone please state the usefulness of this identity? Thanks.

Algebra ->  Exponents -> SOLUTION: I just realized that (x-y)^2 is equal to (y-x)^2, if so then can someone please state the usefulness of this identity? Thanks.      Log On


   

Question 889132: I just realized that (x-y)^2 is equal to (y-x)^2, if so then can someone please state the usefulness of this identity? Thanks.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Since they're equal, if 1 is in the NUM and the other in the DEN, you can cancel them.