10x-2>8
    x＋8＞16
    0.2y≥500
    0.19y≤500
    （3x+4)(3x-4)<9(x-2)(x+3)
    3^x>5x
    a²-1＞1
    0＜a²-1
    e^(-x*3.14159/sqrt(1-x^2))<=0.16
    -2x+2/xln0.5>0
    cosx*cosx-sinx*sinx+cosx>0
    (5-x)(3-x)>0
    x(x+3)>0
    a-1/a
    (2x-5)^2+(3x+1)^2＞13(x^2-10)
    2x＋2/x＋0.5≦6.2
    （9+4x-3x∧2+√（9×x×x×x×x-96×x×x×x+346×x×x-600x+441））÷4÷（x-1）＞3÷2
    （9×x×x×x×x-96×x×x×x+346×x×x-600x+441）＜0
    （9×x×x×x×x-96×x×x×x+346×x×x-600x+411）＜0
    （9×x∧4-96×x∧3+346×x∧2-600x+411）＜0

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