Simplify: 12x2y38x3y\dfrac{12x^2 y^3}{8x^3 y}8x3y12x2y3 (assume x,y≠0x, y \neq 0x,y=0).
3y22x\dfrac{3y^2}{2x}2x3y2
3x2y\dfrac{3x}{2y}2y3x
2y23x\dfrac{2y^2}{3x}3x2y2
3y28x\dfrac{3y^2}{8x}8x3y2