ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 22:30Z
\frac{7}{5} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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CaCO₃ → CaO + CO₂
\lim_{y\to 0} \frac{\sin y}{y} = 1
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det| 2 7 ; 7 3 | = -43
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8t² + 2t + 1 = 0
\frac{11}{6} \sum_{i=1}^{n} i^{2}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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d/dφ [φ^12] = 12φ^11
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 7 4 ; 4 8 | = 40
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