（10+2x）（76-4x）=1080
    4(2x-1)^2-25(x+1)^2=0
     (7x-10)^2-9x^2=100
    x^33x+2 = 0
    87.5=（0.021L^1.85+3364）^0.5*L^0.84
    （25.851+x）×2.55＝51.702+69.853-x
    （25.851+x）×2.35＝51.702+69.853-x
    （25.851+x）×2.15＝51.702+69.853-x
    （25.851+x）×1.95＝51.702+69.853-x
    （25.851+x）×1.75＝51.702+69.853-x
    （25.851+x）×1.55＝51.702+69.853-x
    （25.851+x）1.55＝51.702+69.853-x
    （x^2-1）/（x-1）
    2*（240-x）-222=446
    X-X(1-20%）*20%=10080
    1/xe
    x^2-920x+290000÷2.76=0
    x2-920x+290000÷2.76=0
    2x^2-4x-1=0
    3.14*2x^2*(x^2+1)=x+1

Home page << page96 page97 page98 page99 page100 ... ... page102 page103 page104 page105 page106 >> Last page 31278 pages in total