单调性与最大(小)值1、若f(x)是定义在(0,+∞)上的增函数,则不等式f(x)>f〔8(x-2)〕的解集是( )2、若f(x)=-x^2+2ax与g(x)=a/x+1在区间〔1,2〕上都是减函数,求实数a的取值范围
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![单调性与最大(小)值1、若f(x)是定义在(0,+∞)上的增函数,则不等式f(x)>f〔8(x-2)〕的解集是( )2、若f(x)=-x^2+2ax与g(x)=a/x+1在区间〔1,2〕上都是减函数,求实数a的取值范围](/uploads/image/z/12581532-36-2.jpg?t=%E5%8D%95%E8%B0%83%E6%80%A7%E4%B8%8E%E6%9C%80%E5%A4%A7%EF%BC%88%E5%B0%8F%EF%BC%89%E5%80%BC1%E3%80%81%E8%8B%A5f%28x%29%E6%98%AF%E5%AE%9A%E4%B9%89%E5%9C%A8%EF%BC%880%2C%2B%E2%88%9E%EF%BC%89%E4%B8%8A%E7%9A%84%E5%A2%9E%E5%87%BD%E6%95%B0%2C%E5%88%99%E4%B8%8D%E7%AD%89%E5%BC%8Ff%28x%29%3Ef%E3%80%948%28x-2%29%E3%80%95%E7%9A%84%E8%A7%A3%E9%9B%86%E6%98%AF%EF%BC%88+%EF%BC%892%E3%80%81%E8%8B%A5f%28x%29%3D-x%5E2%2B2ax%E4%B8%8Eg%28x%29%3Da%2Fx%2B1%E5%9C%A8%E5%8C%BA%E9%97%B4%E3%80%941%2C2%E3%80%95%E4%B8%8A%E9%83%BD%E6%98%AF%E5%87%8F%E5%87%BD%E6%95%B0%2C%E6%B1%82%E5%AE%9E%E6%95%B0a%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4)
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