y/2.4×0.8+24-y/2×0.5≤7
    24/x＞24/x－0.4×5/6
    24/x＞24/x－0.4×5/6
    x-1+sqrt(x^2-8)<0
    x-1<0
    x-1+sqrt(x^2-8)<0
    2x²-x-3≥0
    2x²-x+3≥0
    -2x²+x≤-3
    1-2x^3-3x^2 >0
    1-3x^4+4x^3-6x^2>0
    1-3x^4+4x^3-6x^2>0
    1-3x^2+2x^3>0
    1-3x^2+2x^3>0
    -4x≥6
    4x≥-6
    4x≥6
    -x^2-x+（√5-1）/2＜0
    2x-3>-x
    2x−3>−x

Home page << page229 page230 page231 page232 page233 ... ... page244page page245page page246page page247page page248page >> Last page 1276 pages in total