ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 23:07Z
det| 6 7 ; 2 7 | = 28
d/dz [z^9] = 9z^8
\binom{n}{k} = \frac{n!}{k!(n-k)!}
125K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{11}{6} \sum_{i=1}^{n} i^{2}
17K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
311K
∑_{k=1}^{n} k = n(n+1)/2
264K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
68K
7z² + 4z + 5 = 0
det| 9 4 ; 1 10 | = 86
364K
1β² + 8β + 6 = 0