Simplify: fracx2y+xy2xy\\frac{x^2y+xy^2}{xy}fracx2y+xy2xy (assume x,y≠0x, y \neq 0x,y=0).
x+yx + yx+y
xyxyxy
x−yx - yx−y
x2+y2x^2 + y^2x2+y2