(x+sqrt(x^2-1))(x-sqrt(x^2-1))=1
    arctan(2x)+arctan(3x)=45
    arctan(2x)+arctan(3x)=45
    -(x^3+xlnabsx-arctanx)/(ex+e(-x))=((-x)^3-xlnabs(-x)-arctan(-x))/(e(-x)+ex)
    2243.33=839.82*x+2766.60x*x
    1/x=2.035*lg(509148.42*x)-0.91
    4X²+12X-20=0
    (360-X)/((360*1.1)-x)=610/1235
    sinxsin100=sin40sin(80-x)
    cosx=1/6
    cosx=1/6
    cosx=1/6
    x÷[20+(x-24)÷2]=1.5
    X/2352*0.7=0.2*(1-X/2352*0.7)
    0.6*tan37.5+0.1+1/tan75=1/tanx
    X/4352*0.7=0.2*(1-X/4352*0.7)
    X/4352*0.7=0.2*(1-X/4352*0.7)
    1/tanx=(0.6*tan37.5+0.1)*5+1/tan75
    1/tanx=(0.6*tan37.5+0.1)*5+1/tan75
    1/tanx=(0.6*tan37.5+0.1)*5+1/tan75

Home page << page1157 page1158 page1159 page1160 page1161 ... ... page1163 page1164 page1165 page1166 page1167 >> Last page 31249 pages in total