Mathematics
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    (-141*sin(1.5*24)-10)/(193+94*cos(1.5*24))
    arctan(-0.9)
    (-141*sin(1.5*81)-10)/(193+94*cos(1.5*81))
    81×2+72×2+81+91×2+91×2+85×2+90×2+91÷4+88×2+87×2+93+80×2+82+94×2+92×2+82×2+87×2+89×2+78×2+85×2+90÷4+80×3+79+88
    arctan(0.944)
    (141*sin(3*24.18)-10)/(146-47*cos(3*24.18))
    81×2+71×2+81+91×2+91×2+85×2+90×2+91÷4+88×2+87×2+93+80×2+82+94×2+92×2+82×2+87×2+89×2+78×2+85×2+90÷4+80×3+79+88
    0^2*sin(1/0)
    12+14/3
    12+14 3
    480*(1+13%)
    1.2*(1+13%)
    2*(1+10%)²*2.4869
    3242928+7984248
    300000/4.35%×(1-1/(1+4.35%)^7)
    1.2/(1+(1-0.25)*0.7)
    1.2/[1(1-0.25)*0.7]
    0.51*[1+(1-0.25)*30/70
    1.2*(1+13%)
    480*(1+13%)

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