Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:07Z
4y² + 8y + 1 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
468K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
289K
det| 11 2 ; 2 12 | = 128
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
det| 6 7 ; 6 7 | = 0
177K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
358K
\oint_C \vec{F}\cdot d\vec{r} = 0
121K
∑_{k=1}^{n} k = n(n+1)/2
316K
CH₄ + 2O₂ → CO₂ + 2H₂O
11K
det| 7 4 ; 5 8 | = 36
67K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
97K
\frac{5}{6} \sum_{i=1}^{n} i^{2}
346K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
348K