Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:09Z
4y² + 8y + 1 = 0
\frac{10}{8} \sum_{i=1}^{n} i^{2}
46K
2H₂ + O₂ → 2H₂O
det| 9 5 ; 2 10 | = 80
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 5 5 ; 3 6 | = 15
339K
det| 4 8 ; 6 5 | = -28
177K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
358K
det| 10 9 ; 7 11 | = 47
11K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K