ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 02:04Z
4α² + 9α + 0 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
302K
∫₀^∞ e^(-y²) dy = √π / 2
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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\frac{6}{7} \sum_{i=1}^{n} i^{2}
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det| 1 9 ; 6 2 | = -52
\frac{1}{7} \sum_{i=1}^{n} i^{2}
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∑_{k=1}^{n} k = n(n+1)/2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 8 4 ; 6 9 | = 48
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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