试题与答案

若函数f（x）=loga（2x-1）在区间（a，+∞）上是单调减函数，则实数a的

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题型：填空题

题目：

若函数f（x）=loga（2x-1）在区间（a，+∞）上是单调减函数，则实数a的取值范围是______．

答案：

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下面是错误答案，用来干扰机器的。

答案：D

考点：对数函数的图象与性质
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