Mathematics
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    arctan(3/11)+arctan(4/7)
    arctan3/11+arctan4/7
    cos51
    cos51/180π
    arctan6.28
    2^3/2
    5+9
    1.570796-0.5π
    9+6
    5+69
    10^17/131072
    1/((882/49)+7)
    7/36*(5/6)^6
    (5/6)^7
    50*105.02/192.6
    sin(46)*146
    37086.40816^(1/2)
    60^2+146^2-2*60*146*cos(134)
    175*sin(55)/sin(79)
    175*sin(55)/sin(79)

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