XY relates to genetics, not Science Fiction, or fantasy. Basically if you are XY, it means you are male, whereas if you are XX you are female. Jacki.
xy - xy = 0
xy + xy = 2xy
XY
It is an expression in the form of: xy+7
The answer depends on whether xy are commutative numbers or operators in a permutation group.
The GCF is xy
Half of XY...
xy + z
xy/-3
If you mean: xy2/xy then it can be simplified to y
The sum of xy times 3 is equal to 3(xy).
No, Kyle XY was canceled by the people who created Kyle XY!