Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:12Z
4y² + 8y + 1 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
46K
2H₂ + O₂ → 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
289K
det| 6 9 ; 4 7 | = 6
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
121K
∫₀^∞ e^(-ω²) dω = √π / 2
387K
CH₄ + 2O₂ → CO₂ + 2H₂O
67K
det| 6 1 ; 5 7 | = 37
276K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
346K
∑_{k=1}^{n} k = n(n+1)/2
348K