化简:(x+y)²/x²-y²
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 18:54:37
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化简:(x+y)²/x²-y²
化简:(x+y)²/x²-y²
化简:(x+y)²/x²-y²
=(x+y)(x+y)/(x+y)(x-y)=(x+y)/(x-y)
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来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 18:54:37
化简:(x+y)²/x²-y²
化简:(x+y)²/x²-y²
化简:(x+y)²/x²-y²
=(x+y)(x+y)/(x+y)(x-y)=(x+y)/(x-y)