Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:09Z
4y² + 8y + 1 = 0
det| 4 4 ; 2 5 | = 12
468K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
289K
∑_{k=1}^{n} k = n(n+1)/2
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
AgNO₃ + NaCl → AgCl↓ + NaNO₃
121K
CaCO₃ → CaO + CO₂
\frac{7}{7} \sum_{i=1}^{n} i^{2}
316K
det| 6 8 ; 1 7 | = 34
11K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
387K
∑_{k=1}^{n} k = n(n+1)/2
144K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
67K
\frac{10}{5} \sum_{i=1}^{n} i^{2}
338K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K
det| 1 6 ; 3 2 | = -16
256K