4x加4小于等于7x加13
    2x减2大于等于3x减6加6
    （x-1）*(x+3)≤0
    0.1x+0.01x＜12
    2X>3X
    a²＞1
    32≥4t+t^2
    t^2+4t-32≤0
    t^2+4t-32≥0
    4/3y≦70≦3/2y
    x＋2／x²－5x－6≥0
    (30+(30+n-1))×n÷2≤1200
    x＋2╱x²一5x一6≥0
    （2x-1）/x^2＜2x/（x+1）^1/2 -2（x-1）/x^1/2
    (x-5)/2>2x-1
    (x-5)2>2x-1
    2(x+4)>3x+7
    5x-1<3(x-1)
    x/2-(x-1)/3大于等于1
    x/2-(x-1)小于等于1

Home page << page156 page157 page158 page159 page160 ... ... page171page page172page page173page page174page page175page >> Last page 1275 pages in total