Mathematics
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    -1/2-1/6-1/12-1/20-1/30-1/42-1/56-1/72
    3sqrt(3)
    arcsin(1÷1.33)
    arctan1.95
    1+1=
    3√2
    180/24=
    180/24=
    14/12=
     757/9
    sin(180/19)
    35/40=
    40/37=
    25/23=
    23/25=
    14/15=
    45*0.8=
    32/56=
    24/56=
    240/32=

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