作业帮x²+2/2x²-1减3(2x²-1)/x²+2x²+2/2x²-1减3(2x²-1)/x²+2=-2
来源：学生作业帮助网 编辑：作业帮 时间：2024/07/12 06:17:19
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x²+2/2x²-1减3(2x²-1)/x²+2x²+2/2x²-1减3(2x²-1)/x²+2=-2
x²+2/2x²-1减3(2x²-1)/x²+2
x²+2/2x²-1减3(2x²-1)/x²+2=-2
x²+2/2x²-1减3(2x²-1)/x²+2x²+2/2x²-1减3(2x²-1)/x²+2=-2
(3-√2)/3
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