Mathematics
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    850+110+10+21.5+31.02
    [(1+0.31)^0.5-1]
    42.5+[(1+0.31)^1-1]
    sin(16.912)+cos(2*16.912)+10
    arctan(1/3)
    53*5/cos14
    15*5/cos14
    75/cos105
    10.8*525 =
    arctan0.316
    arctan3.16
    arctan0.1446
    arctan1.446
    arcsin(sqrt2/2)
    1+1
    3971.02/7290.20
    1392.87+610.08+421.89+883.74
    3080.63/0.458
    1-0.542
    1-0.542

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