(2*3.14/0.1)*sqrt((-0.6*0.1)^2+25*0.01)-(2*3.14/0.1)*5*0.1-6.28
    (2*3.14/0.1)*sqrt((-0.4*0.1)^2+25*0.01)-(2*3.14/0.1)*5*0.1-6.28
    (2*3.14/0.1)*sqrt((-0.2*0.1)^2+25*0.01)-(2*3.14/0.1)*5*0.1-6.28
    10*log(10,4)
    2/3*14300*π*0.45^2*0.7*(sin0.42*π)^3/π+300000*0.00509*0.45*(sin0.42*π+sin0.41*π)/π
    20236201^(1/2)/100 + 5499/100
    2/3*14300*π*0.45^2*0.7*(sin0.42*π)^3/π+300000*0.00382*0.45*(sin0.42*π+sin0.41*π)/π
    2/3*14300*π*0.45^2*0.7*(sin0.32*π)^3/π+300000*0.00382*0.45*(sin0.32*π+sin0.61*π)/π
    (3-1.4)^2+2.4^2
    lg(42.167*51.839*48.714*28.023*35.691*33.119*35.661*50.046*50.311*49.484*30.496*21.769)
    (1.366*5.3*(2*22-7)*7)/(lg185.934-lg(42.167*51.839*48.714*28.023*35.691*33.119*35.661*50.046*50.311*49.484*30.496*21.769))
    1/e^0.07
    1/e^0.035
    1/e^0.025
    1/e^0.05
    1/e^(-0.035)
    (e^0.07)*106.481-(e^0.07)*5e^(-0.035)
    (e^0.035)*106.481
    3*（1+3.6%）^10+3*（1+3.6%）^9+3*（1+3.6%）^8+3*（1+3.6%）^7+3*（1+3.6%）^6
    15*(1+1.78%)^10

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