5（x-1）-2x≤4
    （x-1）/4+2＜x-（2-3x）/6
    -3224.604-166.569×n+n^2/3×(273.82+15.044×n)×(821.46+30.088×n)/(547.64+30.088×n)-0.4×n^2×(186.14+5.8×n)×(558.42+11.60×n)/(372.28+11.60×n)≥0
    -4324.5057-594.4646×n+n^2/3×(252.985+15.044×n)×(758.955+30.088×n)/(505.970+30.088×n)-0.4×n^2(184.348+5.8×n)×(553.044+11.6×n)/(368.696+11.6×n)≥0
    1*x＞4
    -1572.599-(480.705×n)+n^2/3×(192.474+15.044×n)×(577.422+30.088×n)/(384.948+30.088×n)-0.4×n^2×(154.33+5.8×n)×(462.99+11.6×n)/(308.66+11.6×n)≥0
    x^2>100
    -3088.5599-533.2655×n+n^2/3×(277.35+15.044×n)×(832.05+30.088×n)/(554.7+30.088×n)-0.4×n^2×(179.59+5.8×n)×(538.77+11.6×n)/(359.18+11.6×n)≥0
    -46496.605-4172.325×n+n^2/3×(273.82+15.044×n)×(821.46+30.088×n)/(547.64+30.088×n)-0.4×n^2×(186.14+5.8×n)×(558.42+11.6×n)/(372.28+11.60×n) ≥0
    63.07<18.4*0.15*x*（0.97-x/2）*10^3
    -46496.605-4172.325×n+n^2/3×(273.82+15.044×n)×(821.46+30.088×n)/(547.64+30.088×n)-0.4×n^2×(186.14+5.8×n)×(558.42+11.6×n)/(372.28+11.60×n)≥0
    142.72<18.4*1.83*x（0.95-x/2）*10^3
    142.72<118.4*1.83*x（0.95-x/2）*10^3
    -4082750+3000000+X-450000-2.5%X>300000
    （1+X%）*907 < 13715*(1+X%)*4.44%+907
    6x∧2+4＞0
    25p^2+109/2p+25＜0
    -4+8x<32-x
    (1 - 2*x^4)*0.36 < 0.25*x + 0.16*x^2 + 0.25*x^3
    (1 - 2*x^4)*0.36 > 0.25*x + 0.16*x^2 + 0.25*x^3

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