Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 00:08Z
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
244K
det| 8 8 ; 7 9 | = 16
CH₄ + 2O₂ → CO₂ + 2H₂O
\frac{12}{6} \sum_{i=1}^{n} i^{2}
50K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
137K
∫₀^∞ e^(-t²) dt = √π / 2
197K
det| 10 3 ; 0 11 | = 110
det| 8 2 ; 7 9 | = 58
196K
9z² + 8z + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
299K