两道对数函数题证明题:一:函数y=log0.5(3x-2)在定义域上是单调减函数.二:函数f(x)=lg[(1-x)/(1+x)] (-1
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![两道对数函数题证明题:一:函数y=log0.5(3x-2)在定义域上是单调减函数.二:函数f(x)=lg[(1-x)/(1+x)] (-1](/uploads/image/z/6871857-33-7.jpg?t=%E4%B8%A4%E9%81%93%E5%AF%B9%E6%95%B0%E5%87%BD%E6%95%B0%E9%A2%98%E8%AF%81%E6%98%8E%E9%A2%98%EF%BC%9A%E4%B8%80%EF%BC%9A%E5%87%BD%E6%95%B0y%3Dlog0.5%283x-2%29%E5%9C%A8%E5%AE%9A%E4%B9%89%E5%9F%9F%E4%B8%8A%E6%98%AF%E5%8D%95%E8%B0%83%E5%87%8F%E5%87%BD%E6%95%B0.%E4%BA%8C%EF%BC%9A%E5%87%BD%E6%95%B0f%28x%29%3Dlg%5B%281-x%29%2F%281%2Bx%29%5D+%28-1)
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