Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 18:49Z
det| 11 8 ; 0 12 | = 132
\frac{2}{2} \sum_{i=1}^{n} i^{2}
244K
N₂ + 3H₂ ⇌ 2NH₃
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{11}{6} \sum_{i=1}^{n} i^{2}
50K
CH₄ + 2O₂ → CO₂ + 2H₂O
\frac{12}{7} \sum_{i=1}^{n} i^{2}
137K
\lim_{x\to 0} \frac{\sin x}{x} = 1
197K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
262K
F = ma
det| 9 6 ; 0 10 | = 90
218K
det| 9 4 ; 1 10 | = 86
299K
7γ² + 5γ + 5 = 0
det| 12 1 ; 5 13 | = 151