7m(4m^2 ×p)^2/7m^2 [x(x^2 y^2-xy)-y(x^2-x^3y)]/3x^2y (2x+y+z)(2x-y-z)(2x-y-3)^2 (x+y+1)(x+y-1)
问题描述:
7m(4m^2 ×p)^2/7m^2 [x(x^2 y^2-xy)-y(x^2-x^3y)]/3x^2y (2x+y+z)(2x-y-z)(2x-y-3)^2 (x+y+1)(x+y-1)
答
7m(4m^2 ×p)^2/7m^2 [x(x^2 y^2-xy)-y(x^2-x^3y)]/3x^2y (2x+y+z)(2x-y-z)(2x-y-3)^2 (x+y+1)(x+y-1)