Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:07Z
4y² + 8y + 1 = 0
det| 6 8 ; 1 7 | = 34
46K
det| 2 7 ; 2 3 | = -8
468K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\frac{6}{3} \sum_{i=1}^{n} i^{2}
177K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
358K
det| 8 3 ; 5 9 | = 57
121K
det| 8 7 ; 5 9 | = 37
399K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
338K
det| 4 8 ; 0 5 | = 20
346K
det| 3 9 ; 1 4 | = 3
256K