5=(y^2-4y+5)^0.5+(y^2+2y+10)^0.5
    (x + 2)^0.5 + (x - 1)^0.5 = 5
    (x + 2)^0.5+(x - 1)^0.5 = 5
    4.5÷t＝t÷2
    （12-x）÷4=（12-2x）÷3
    （12-x）÷4=（12-2x）÷3
    x^2+(x+2)^2=36
    tanx=0.7134/x
    tanx=0.7134/x
    tanx=1.04/x
    x-0.2x
    x-0.2x
    121x^2-20.093x-1.2=0
    -2x²+24x＝88
    4x*35(24-x)*5*2=2800
    11.694x^2-20.093x-12.418=0
    4t -3t^2=92
    4x+4=5x-5
    1x+4=2x-3
    4x+4=5x-5

Home page << page2168 page2169 page2170 page2171 page2172 ... ... page2174 page2175 page2176 page2177 page2178 >> Last page 31249 pages in total