22x≤170
    x-3（x-2）≥4
    2*（1/3）^（2n-1）/（2n-1）<0.0001
    2（x－3）＜8
    610-X-885*8%/4≥10
    9000+250X>50000+300X
    (3600-20*72)/(72+m)+20 ≤ 40
    2/1X>3/1X 4X-3>=1
    2/1X>3/1X 4X-3>=1
    8Q-Q^2-5≥10
    -0.1 * x ^ 2 / ((1 / x - 1) ^ 2) + 353300 * x ^ 2 / (exp(1.6258 * (1 / x - 1)) - 1)>0
    3x^2+4x<0
    4232750+A-A*10%/4≥300000
    4232750+A-A*10%/4≥300000
    4232750+A-A*10%/4≥300000
    lnx-0asinx>0
    x+absx<=0
    3x^2-7x＜10
    9.8<3/2*m+1/2*(10-m)<12
    120-a>=2a 2400*a+3000(120-a)<=337200

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