abs(x-1)+abs(x+1)>6
    abs(x+3)+abs(x-2)<7
    abs(x+3)>abs(x-5)
    abs(x+3)>(x-5)
    0
    abs(1-3x)<=7
    abs(x-1)>4
    abs(x-1)<4
    absx-1<4
    （3x+1）≤0
    （3x+1）（x-1）≤0
    269＞x
    3x+1≤0
    (ab-1)/ab＞0
    ab＞1
    3*m+m*m＜0
    4m^2-8m-12<0
    －5／2a+7≧0
    －2／5a＋7≧0
    x^2-28x+192≤0

Home page << page472 page473 page474 page475 page476 ... ... page487page page488page page489page page490page page491page >> Last page 1276 pages in total