摘要:13.解:(1)设所求的反比例函数为. 依题意得: 6 =. ∴k=12.················································································································ ∴反比例函数为.······················································································ (2) 设P(x.y)是线段AB上任一点.则有2≤x≤3.4≤y≤6.····························· ∵m = . ∴≤m≤. 所以m的取值范围是≤m≤3.··············································································

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