Mathematics
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    (0.01)^2+5*(0.01)+6
    tan0.383421
    134.651023 /180
    3*180/16
    180-90-arctan(0.5*5.02)-arctan(0.1*5.02)-arctan(0.023*5.02)+arctan(0.23*5.02)
    180-90-arctan(0.5*7.56)-arctan(0.1*7.56)-arctan(0.023*7.56)+arctan(0.23*7.56)
    (1/8+5/12)*(-24)+12*(1/2-1/3)*3/2
    (-5)^2-4*-1*-6
    -90-arctan(0.5*4.0776)-arctan(0.1*4.0776)
    3489.8²+1658.7²
    4000/100*(0.7+0.93²*7)
    (4.52+0.93²*28.8
    √[3460.4²+(1688.0-300)²]
    √3460.4²+(1688.0-300)²
    3489.6²+1751.6²
    4000/100*(0.7+0.925²*7)
    4.52+0.925²*28.8
    (7/4-7/8-7/12)*(-8/7)
    (-3/4)*(-1/2)/(-9/8)*3
    -165+265-78-22+65

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