-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
    6（2/3x+1）>2x-5
    4x+6>2x-5
    x^3(1-2*x^4)*0.36<0.25*x^2+0.16*x+0.25
    8X+18≥12+12X
    3X-3＜7X-3
    4x+6>2x-5
    4x+11>2x
    -3<6-5/3x<4
    2-3x>=0
    3x+2>0
    2x+4+9>-3
    2(x+2)>=0
    3x-4<=5

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