Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 18:49Z
det| 11 8 ; 0 12 | = 132
det| 9 4 ; 1 10 | = 86
52K
N₂ + 3H₂ ⇌ 2NH₃
∑_{k=1}^{n} k = n(n+1)/2
90K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
50K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 10 5 ; 4 11 | = 90
137K
\oint_C \vec{F}\cdot d\vec{r} = 0
197K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
F = ma