Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 02:09Z
PV = nRT
Fe₂O₃ + 3CO → 2Fe + 3CO₂
244K
det| 7 2 ; 2 8 | = 52
det| 7 4 ; 4 8 | = 40
90K
∑_{k=1}^{n} k = n(n+1)/2
91K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
197K
e^{i\pi} + 1 = 0
\frac{7}{3} \sum_{i=1}^{n} i^{2}
8θ² + 8θ + 2 = 0