（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
    -3.14*2x^2*(x^2+1)=x+1
    10*sqrt(1+(0.44x)^2)/(x*sqrt(1+(0.11x)^2)*sqrt(1+x))=1
    10/(4.4*sqrt(1+4.4^2))=1/sqrt(x)
    10/(x*sqrt(1+x^2))=sqrt(2)/2
    atan(0.2x)=90
    2x^2+5x-3=0
    s^3+2s^2+0.75s=(s+1)(3s^2+4s+0.75)

Home page << page126 page127 page128 page129 page130 ... ... page132 page133 page134 page135 page136 >> Last page 31306 pages in total