已知函数f(x)=ax+xlnx的图象在点x=e(e为自然对数的底数)处的切线斜率为3(1)求a的值 —— 答案为a=1(2)若k∈Z,且k<f(x)/(x-1)对任意x>1恒成立,求k的最大值.第二小题的正确解法我知道,我想请教我
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![已知函数f(x)=ax+xlnx的图象在点x=e(e为自然对数的底数)处的切线斜率为3(1)求a的值 —— 答案为a=1(2)若k∈Z,且k<f(x)/(x-1)对任意x>1恒成立,求k的最大值.第二小题的正确解法我知道,我想请教我](/uploads/image/z/3704926-22-6.jpg?t=%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0f%28x%29%3Dax%2Bxlnx%E7%9A%84%E5%9B%BE%E8%B1%A1%E5%9C%A8%E7%82%B9x%3De%EF%BC%88e%E4%B8%BA%E8%87%AA%E7%84%B6%E5%AF%B9%E6%95%B0%E7%9A%84%E5%BA%95%E6%95%B0%EF%BC%89%E5%A4%84%E7%9A%84%E5%88%87%E7%BA%BF%E6%96%9C%E7%8E%87%E4%B8%BA3%281%29%E6%B1%82a%E7%9A%84%E5%80%BC+%E2%80%94%E2%80%94+%E7%AD%94%E6%A1%88%E4%B8%BAa%3D1%282%29%E8%8B%A5k%E2%88%88Z%2C%E4%B8%94k%EF%BC%9Cf%28x%29%2F%28x-1%29%E5%AF%B9%E4%BB%BB%E6%84%8Fx%3E1%E6%81%92%E6%88%90%E7%AB%8B%2C%E6%B1%82k%E7%9A%84%E6%9C%80%E5%A4%A7%E5%80%BC.%E7%AC%AC%E4%BA%8C%E5%B0%8F%E9%A2%98%E7%9A%84%E6%AD%A3%E7%A1%AE%E8%A7%A3%E6%B3%95%E6%88%91%E7%9F%A5%E9%81%93%2C%E6%88%91%E6%83%B3%E8%AF%B7%E6%95%99%E6%88%91)
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