Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:17Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
339K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
358K
\frac{11}{4} \sum_{i=1}^{n} i^{2}
399K
det| 6 4 ; 0 7 | = 42
11K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
97K
det| 9 6 ; 3 10 | = 72
338K
det| 12 7 ; 7 13 | = 107
276K
det| 7 4 ; 4 8 | = 40
348K