x+2y+4x^2y/4y^2+4y^2/x-2y结果是x^2/x+2y
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 07:03:43
![x+2y+4x^2y/4y^2+4y^2/x-2y结果是x^2/x+2y](/uploads/image/z/985965-69-5.jpg?t=x%2B2y%2B4x%5E2y%2F4y%5E2%2B4y%5E2%2Fx-2y%E7%BB%93%E6%9E%9C%E6%98%AFx%5E2%2Fx%2B2y)
x+2y+4x^2y/4y^2+4y^2/x-2y结果是x^2/x+2y
x+2y+4x^2y/4y^2+4y^2/x-2y
结果是x^2/x+2y
x+2y+4x^2y/4y^2+4y^2/x-2y结果是x^2/x+2y
x+2y+4y^2/(x-2y)=((x+2y)(x-2y))/(x-2y)+4y^2/(x-2y)=(x^2-4y^2)/(x-2y)+4y^2/(x-2y)=x^2/(x-2y) 或者是你的题说的有歧义