题目内容
如图,函数
的图象与反比例函数
的图象的一个交点为A(1,m),点B(n,1)在反比例函数的图象上.
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(1)求反比例函数的解析式;
(2)求n的值;
(3)若P是
轴上一点,且满足△POB的面积为6,求P点的坐标.
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(1)求反比例函数的解析式;
(2)求n的值;
(3)若P是
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(1)
(2)
(3)P点坐标为(0,4)或(0,-4)
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试题分析:(1)
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(2)
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(3)根据题意,得
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点评:本题难度不大,考查的是学生如何观察图象与解析式的关系,以及图象与几何的结合,学生应该掌握好做此类题目的规律,以求达到举一反三
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