约分x^2-(y-z)^2/(x+y)^2-z^2

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/26 02:02:38
约分x^2-(y-z)^2/(x+y)^2-z^2约分x^2-(y-z)^2/(x+y)^2-z^2约分x^2-(y-z)^2/(x+y)^2-z^2难.

约分x^2-(y-z)^2/(x+y)^2-z^2
约分x^2-(y-z)^2/(x+y)^2-z^2

约分x^2-(y-z)^2/(x+y)^2-z^2
难.