Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:14Z
4y² + 8y + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
46K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
468K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
289K
det| 5 8 ; 4 6 | = -2
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 7 3 ; 6 8 | = 38
339K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
\frac{6}{3} \sum_{i=1}^{n} i^{2}
399K
det| 4 4 ; 2 5 | = 12
316K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
67K
det| 10 5 ; 6 11 | = 80
346K