已知函数f(x)=alnX-b(x的平方);图像上一点f(2,f(2))c出的切线方程y=-3x+2ln2+2有助于回答者给出准确的答案(1)求a,b的值 (2)若f(x)+m+0在【1/e,e】n内有2个不等个实根,求m范围(2)若f(x)+m=0在【1/e,e
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![已知函数f(x)=alnX-b(x的平方);图像上一点f(2,f(2))c出的切线方程y=-3x+2ln2+2有助于回答者给出准确的答案(1)求a,b的值 (2)若f(x)+m+0在【1/e,e】n内有2个不等个实根,求m范围(2)若f(x)+m=0在【1/e,e](/uploads/image/z/800324-44-4.jpg?t=%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0f%28x%29%3DalnX-b%28x%E7%9A%84%E5%B9%B3%E6%96%B9%EF%BC%89%3B%E5%9B%BE%E5%83%8F%E4%B8%8A%E4%B8%80%E7%82%B9f%282%2Cf%282%29%29c%E5%87%BA%E7%9A%84%E5%88%87%E7%BA%BF%E6%96%B9%E7%A8%8By%3D-3x%2B2ln2%2B2%E6%9C%89%E5%8A%A9%E4%BA%8E%E5%9B%9E%E7%AD%94%E8%80%85%E7%BB%99%E5%87%BA%E5%87%86%E7%A1%AE%E7%9A%84%E7%AD%94%E6%A1%88%281%EF%BC%89%E6%B1%82a%2Cb%E7%9A%84%E5%80%BC+%EF%BC%882%EF%BC%89%E8%8B%A5f%28x%29%2Bm%2B0%E5%9C%A8%E3%80%901%2Fe%2Ce%E3%80%91n%E5%86%85%E6%9C%892%E4%B8%AA%E4%B8%8D%E7%AD%89%E4%B8%AA%E5%AE%9E%E6%A0%B9%2C%E6%B1%82m%E8%8C%83%E5%9B%B4%EF%BC%882%EF%BC%89%E8%8B%A5f%28x%29%2Bm%3D0%E5%9C%A8%E3%80%901%2Fe%2Ce)
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