1.已知f(X)=alnx+(1/2)x²,若对任意两个不等的正实数x₁,x₂都有(f(x₁)-f(x₂))/(x₁-x₂)>2恒成立,则a的取值范围2.函数f(x)=x(x-1)(x-2)(x-3)…(x-100)在X=0处的导数值为?3.P是曲线y=
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![1.已知f(X)=alnx+(1/2)x²,若对任意两个不等的正实数x₁,x₂都有(f(x₁)-f(x₂))/(x₁-x₂)>2恒成立,则a的取值范围2.函数f(x)=x(x-1)(x-2)(x-3)…(x-100)在X=0处的导数值为?3.P是曲线y=](/uploads/image/z/11729841-33-1.jpg?t=1.%E5%B7%B2%E7%9F%A5f%28X%29%3Dalnx%2B%281%2F2%29x%26%23178%3B%2C%E8%8B%A5%E5%AF%B9%E4%BB%BB%E6%84%8F%E4%B8%A4%E4%B8%AA%E4%B8%8D%E7%AD%89%E7%9A%84%E6%AD%A3%E5%AE%9E%E6%95%B0x%26%238321%3B%2Cx%26%238322%3B%E9%83%BD%E6%9C%89%28f%28x%26%238321%3B%29-f%28x%26%238322%3B%29%29%2F%28x%26%238321%3B-x%26%238322%3B%29%EF%BC%9E2%E6%81%92%E6%88%90%E7%AB%8B%2C%E5%88%99a%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B42.%E5%87%BD%E6%95%B0f%28x%29%3Dx%28x-1%29%28x-2%29%28x-3%29%E2%80%A6%EF%BC%88x-100%EF%BC%89%E5%9C%A8X%3D0%E5%A4%84%E7%9A%84%E5%AF%BC%E6%95%B0%E5%80%BC%E4%B8%BA%3F3.P%E6%98%AF%E6%9B%B2%E7%BA%BFy%3D)
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