70x+40(10-x)<=500
    2X＋1＞0
    a^2—100a+2475＜0
    13.881×t×t+2.976×t×t×t-1874.46344-424.212×t≥0
     9<15x<11
    −5sin(6x)−30xcos(6x)+48x>0
     4<8x<6
    (0.005/1.086)^2+(0.01/(n*2.1335))^2<0.0001
    (0.005/1.086)^2+(0.01/(n*2.1335))^2<0.01
    （3x-1）/2<=2
    （3x-1）/2>=-3
    6（2/3x+1）>=2x-5
    7（x-1）<4x+3
    x+3>=2x
    5-2x<2x-1
    2x-7<=4x+7
    3（x-2)-1>=2(x-4)
    5x-4>=2+7x
    3x<4
    6708.95+1120.53*n+7.14*n^3+114.81*n^2-7046.04-1280.74*n-1.83*n^3-83.17*n^2≥0

Home page << page688 page689 page690 page691 page692 ... ... page703page page704page page705page page706page page707page >> Last page 1276 pages in total