Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 22:20Z
det| 5 7 ; 7 6 | = -19
\frac{2}{2} \sum_{i=1}^{n} i^{2}
297K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
138K
det| 7 7 ; 4 8 | = 28
138K
6n² + 8n + 4 = 0
det| 9 4 ; 1 10 | = 86
176K
∇²φ = 0
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
374K
CH₄ + 2O₂ → CO₂ + 2H₂O
5y² + 8y + 1 = 0
det| 1 7 ; 3 2 | = -19
ΔS ≥ 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃