(-2X^2/Y)^2*(-2Y^2/3X)^2除以(2Y/X)^4

问题描述:

(-2X^2/Y)^2*(-2Y^2/3X)^2除以(2Y/X)^4

(-2X^2/Y)^2*(-2Y^2/3X)^2除以(2Y/X)^4
=(-2X^2/Y)^2*(-2Y^2/3X)^2/(2Y/X)^4
=X^6/(9Y^2)