Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 18:12Z
det| 11 8 ; 0 12 | = 132
det| 8 6 ; 6 9 | = 36
244K
N₂ + 3H₂ ⇌ 2NH₃
\oint_C \vec{F}\cdot d\vec{r} = 0
90K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
50K
CH₄ + 2O₂ → CO₂ + 2H₂O
\lim_{x\to 0} \frac{\sin x}{x} = 1
262K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
196K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
218K
∑_{k=1}^{n} k = n(n+1)/2
299K