ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:00Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ω = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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\frac{8}{6} \sum_{i=1}^{n} i^{2}
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 11 5 ; 0 12 | = 132
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2H₂ + O₂ → 2H₂O
\lim_{α\to 0} \frac{\sin α}{α} = 1
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