已知:x+y=1,求(x²-y²)²-2(x²+y²)²的值
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 10:20:41
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已知:x+y=1,求(x²-y²)²-2(x²+y²)²的值
已知:x+y=1,求(x²-y²)²-2(x²+y²)²的值
已知:x+y=1,求(x²-y²)²-2(x²+y²)²的值
5
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来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 10:20:41
已知:x+y=1,求(x²-y²)²-2(x²+y²)²的值
已知:x+y=1,求(x²-y²)²-2(x²+y²)²的值
已知:x+y=1,求(x²-y²)²-2(x²+y²)²的值
5