ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 23:28Z
det| 6 7 ; 2 7 | = 28
∑_{k=1}^{n} k = n(n+1)/2
302K
det| 2 3 ; 5 3 | = -9
312K
d/dz [z^9] = 9z^8
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
17K
CaCO₃ → CaO + CO₂
det| 7 4 ; 4 8 | = 40
68K
∫₀^∞ e^(-n²) dn = √π / 2
39K
det| 1 4 ; 3 2 | = -10
6K