ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 23:44Z
det| 6 7 ; 2 7 | = 28
\binom{n}{k} = \frac{n!}{k!(n-k)!}
302K
det| 9 5 ; 6 10 | = 60
312K
d/dz [z^9] = 9z^8
\lim_{α\to 0} \frac{\sin α}{α} = 1
125K
\frac{6}{3} \sum_{i=1}^{n} i^{2}
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
17K
det| 5 9 ; 7 6 | = -33
310K
CaCO₃ → CaO + CO₂
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∑_{k=1}^{n} k = n(n+1)/2
39K
7z² + 4z + 5 = 0
1β² + 8β + 6 = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃