求高手进来,写纸上用相机拍下最好谢谢!已知函数f(x)=lnx-ax^2-x,a∈R(1).若函数y=f(x)在其定义域内是单调增函数,求a的取值范围;(2).设函数y=f(x)的图像被点P(2,f(2))分成的两部
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![求高手进来,写纸上用相机拍下最好谢谢!已知函数f(x)=lnx-ax^2-x,a∈R(1).若函数y=f(x)在其定义域内是单调增函数,求a的取值范围;(2).设函数y=f(x)的图像被点P(2,f(2))分成的两部](/uploads/image/z/10770895-55-5.jpg?t=%E6%B1%82%E9%AB%98%E6%89%8B%E8%BF%9B%E6%9D%A5%2C%E5%86%99%E7%BA%B8%E4%B8%8A%E7%94%A8%E7%9B%B8%E6%9C%BA%E6%8B%8D%E4%B8%8B%E6%9C%80%E5%A5%BD%E8%B0%A2%E8%B0%A2%21%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0f%EF%BC%88x%EF%BC%89%3Dlnx-ax%5E2-x%2Ca%E2%88%88R%EF%BC%881%EF%BC%89.%E8%8B%A5%E5%87%BD%E6%95%B0y%3Df%EF%BC%88x%EF%BC%89%E5%9C%A8%E5%85%B6%E5%AE%9A%E4%B9%89%E5%9F%9F%E5%86%85%E6%98%AF%E5%8D%95%E8%B0%83%E5%A2%9E%E5%87%BD%E6%95%B0%2C%E6%B1%82a%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4%EF%BC%9B%EF%BC%882%EF%BC%89.%E8%AE%BE%E5%87%BD%E6%95%B0y%3Df%EF%BC%88x%EF%BC%89%E7%9A%84%E5%9B%BE%E5%83%8F%E8%A2%AB%E7%82%B9P%EF%BC%882%2Cf%EF%BC%882%EF%BC%89%EF%BC%89%E5%88%86%E6%88%90%E7%9A%84%E4%B8%A4%E9%83%A8)
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