(-2*sin(2*π/10))+2*cos(2*π/10)-sin(π/10)
    (-2*sin(2*π/9))+2*cos(2*π/9)-sin(π/9)
    (-2*sin(2*9/π))+2*cos(2*9/π)-sin(9/π)
    (-2*sin(2*2π/3))+2*cos(2*2π/3)-sin(2π/3)
    (-2*sin(2*3π/2))+2*cos(2*3π/2)-sin(3π/2)
    (-2*sin(2*3π2))+2*cos(2*3π/2)-sin(3π/2)
    5.7*2.66^2+14.445*2.66+164.93
    16.68*2.66^2+107.66*2.66-35.18
    5.7*2.26^2+14.445*2.26+164.93
    √((4×40000)/(π×0.95×[25-0.4(1-〖0.71〗^2 )]×10^6 ))
    576^0.5
    276^0.5
    625-49
    1/4:3/4
    32sqrt（32）-196
    64-1024/25
    -2*0.1743*96485+2*96485*303*-0.0010596
    -0.0000105714 *2*303 + 0.0052544286
    -0.0000105714*2*303 + 0.0052544286
    -0.00001*303*303 + 0.0053*303- 0.4481

Home page << page2246 page2247 page2248 page2249 page2250 ... ... page2261 page2262 page2263 page2264 page2265 >> Last page 3377 pages in total