-2x＾2-x-1/x＾2+2x-3≥0
    3x＾2-3x+1＞-3/2x＾2
    x＾2-x+1＞1/3x（x-1）
    7.175x^3+43.196x^2-154.26854x-483.4775>0
    7.175x^3+43.196x^2-112.964x-321.06626>0
    7.175x^3+43.176x^2-8.792x-27.8303>0
    7.715x^3+32.884x^2-27.63x-30.393>0
    -20.47x^3+31.096x^2-27.63x+30.393>0
    abs(x+1)-abs(x-3)＞-4
    abs(x+1)-abs(x-3)≥-4
    abs(x+3)+abs(2*x-3)≥3
    abs(x+1)+abs(2*x-3)≥3
    (-0.2396-23.56x)*(0.5042-46.61x)<1
    －13x＞78
    4x＋6＜18
    (x+1)/3+(x-5)/2≦7/6
    (x+1)/3+(x-5)≦7/6
    3(x＋1)≦5(x＋1)
    3x-7>3-x
    －5x+8＞2x-6

Home page << page962 page963 page964 page965 page966 ... ... page977page page978page page979page page980page page981page >> Last page 1276 pages in total