-（a/2）>（3-a)/2
    x^2-x-7<0
    40500-335y≥3850
    －3X+5≥2 1/2（X+1）<1/3X+1
    x2 - 17/3x -2
    x(8-x)=9.75
    xx-9x>18
    abs((x+3)(x-1))<2x
    log（2，n）<1000000
    2≤absx-1<3
    4m*m-4m<0
    1+3m≤-1
    1+3m＞-1
    4^-a≤0.01
    1+2a>a-2
     (x-4)(x+5)-x(2x+3) <-(x+2)^2
    -1000x≤-0.223
    -1000x≤0.223
    ex≥0.8
    e-1000×x≥0.8

Home page << page1145 page1146 page1147 page1148 page1149 ... ... page1160page page1161page page1162page page1163page page1164page >> Last page 1276 pages in total