Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:03Z
4y² + 8y + 1 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
46K
CH₄ + 2O₂ → CO₂ + 2H₂O
468K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 12 6 ; 1 13 | = 150
339K
\frac{5}{4} \sum_{i=1}^{n} i^{2}
177K
iħ ∂ψ/∂t = Ĥψ
det| 4 9 ; 6 5 | = -34
358K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
121K
CaCO₃ → CaO + CO₂
det| 6 7 ; 6 7 | = 0
316K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
387K
det| 5 8 ; 2 6 | = 14
144K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
67K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
97K
\frac{9}{3} \sum_{i=1}^{n} i^{2}
338K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
276K
∫₀^∞ e^(-θ²) dθ = √π / 2
348K