Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 15:58Z
\frac{7}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
479K
CaCO₃ → CaO + CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
102K
\frac{3}{5} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
264K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
276K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
257K
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
62K
∇²θ = 0
∫₀^∞ e^(-n²) dn = √π / 2
46K
∑_{k=1}^{n} k = n(n+1)/2