2x+2>2x-6>16
    8>22-2x>0
    2/3x+2＞0
    3x-4>2x
    5/12-（x-1）/3≤x/6
    2x/7-3/2＞（5x-6）/14
    （3x+5）/4＞（-11x-49）/16
    1.732sin(x)>=cos(x)
    (2x-1)^-3/5＞(3-x)^-3/5
    (2x-1)^4/5＞(3-x)^4/5
    (2x-1)^3/5＞(3-x)^3/5
    (2x-1)^3/4＞(3-x)^3/4
    x^6-x-x^3+x^2+1>0
    -1<=(x-2)/(x+3)<=1
    a>3
    (1350*(((1+x)^7)-1)/(x*(1+x)))-9000>0
    50m+40(30-m)>=1400
    190x+170(30-x)<5400
    x+2<4x-1
    -2/X≥0

Home page << page660 page661 page662 page663 page664 ... ... page675page page676page page677page page678page page679page >> Last page 1275 pages in total