-64.9294×n×n+0.972×n×n×n+1700.3613+63.402×n≥0
    4x－200＜－6x＜6x－200
    3x-3大于等于0
    2x－2≧5
    (e^x-1)<1.01*x
    (e^(x)-1)/x<1.01
    x(e^(1/x)-1)<1.01
    x(e^(1/x)-1)>0.99
    (e^(x)-1)<1.01*x
    (e^(1/x)-1)>0.99/x
    x^2≥0
    -66.616×n×n+1.038×n×n×n+1620.2814+71.284×n≥0
    x^2-1≤0
    -42.6678×n×n+1.128×n×n×n-293.12732-1507.022×n≥0
    -66.61684×n×n+0.9714×n×n×n+628.01808-157.55×n≥0
    -66.61684×n×n+0.9704×n×n×n+3795.13808-192.89×n≥0
    -42.6678+1.128×n×n×n-293.12732-1507.022×n≥0
    -43.833×n×n-0.25×n×n×n+1978.76124-654.366×n≥0
    4m^2-8m+3>0
    m^2+m-1>0

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