Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 22:28Z
det| 5 7 ; 7 6 | = -19
\frac{2}{2} \sum_{i=1}^{n} i^{2}
40K
∑_{k=1}^{n} k = n(n+1)/2
297K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 12 1 ; 5 13 | = 151
138K
6n² + 8n + 4 = 0
det| 9 4 ; 1 10 | = 86
67K
∇²φ = 0
\frac{11}{6} \sum_{i=1}^{n} i^{2}
306K
∫₀^∞ e^(-t²) dt = √π / 2
322K
∑_{k=1}^{n} k = n(n+1)/2
5y² + 8y + 1 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
247K
ΔS ≥ 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃