1＜abs1-2x≤7
    4.5x^2-201x-276≥0
    20*x*lg(x)-23*x+3>0
    X^2-1>0
    -2x-3＞5
    -1≤2/3-1≤1
    (1+0.5x)(2.5-0.25x)-2.25x>0
    －11x＞－1
    0<5000*(x-sin(x))-15535.9632679<430
    4x+12-5x≤8
    3x+7≥28
    20x^12-21x^11-120x^7+221x^6-99x^5-1≤0
    120x^7-151x^6+31≤0
    x^6-1.3x^5+0.3≤0
    20x^12-22x^11-120x^7+220x^6-100x^5-1 ≤0
    20x^12-20x^11-120x^7+218x^6-102x^5+1≤0
    cos(6.28/365)x大于等于32
    （60-x）÷2＞0
    (16+x)*(52-2x)-48+8x>0
    -2x^2+28x+784>0

Home page << page875 page876 page877 page878 page879 ... ... page890page page891page page892page page893page page894page >> Last page 1276 pages in total