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\(\pi\)
e
\(\frac{a}{b}\)
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→
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\(\sqrt{\,}\)
\(a^{b}\)
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\(\div\)
log
ln
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\(\times\)
cos
cos⁻¹
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sin
sin⁻¹
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tan
tan⁻¹
In a race with 20 horses, you bet on 3 horses to finish in the top 3 positions in any order (a "trio" bet). What’s the probability of winning your bet?
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