Mathematics
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    e^5.6825
    e^(-16.55)
    sin(3.14*0.67)
    sin(3.14*0.29)
    (1-1/48)^2+(1/36)^2
    lg9
    lg7
    lg4
    lg5
    -arctan(0.25)-arctan(1.25)-90
    (3709.82*ln(5.7*90.14673594))/(1.2302686*90.14673594)
    -arctan(1)-arctan(5)+90
    -arctan(-1)-arctan(-5)+90
    -arctan(-1
    -arctan(-2.236
    -arctan(-1.118
    -arctan(-0.447
    -arctan(0.1
    6÷(4/9)
    4÷6/11

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