Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 12:50Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\frac{12}{6} \sum_{i=1}^{n} i^{2}
445K
\frac{11}{6} \sum_{i=1}^{n} i^{2}
193K
\lim_{α\to 0} \frac{\sin α}{α} = 1
∫₀^∞ e^(-r²) dr = √π / 2
322K
N₂ + 3H₂ ⇌ 2NH₃
∑_{k=1}^{n} k = n(n+1)/2
212K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
362K
5ψ² + 5ψ + 6 = 0
\frac{3}{2} \sum_{i=1}^{n} i^{2}
405K
\frac{2}{6} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
442K
det| 9 4 ; 1 10 | = 86
42K