已知y1是正比例函数,y2是反比例函数,并且当自变量取1时,y1=y2;当自变量 发布时间:2017-04-30 23:25 │ 来源:www.tikuol.com 题型:解答题 问题: 已知y1是正比例函数,y2是反比例函数,并且当自变量取1时,y1=y2;当自变量取2时,y1-y2=9,求y1和y2的解析式.
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