Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 01:15Z
det| 4 9 ; 0 5 | = 20
\frac{2}{2} \sum_{i=1}^{n} i^{2}
445K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
193K
2H₂ + O₂ → 2H₂O
\lim_{α\to 0} \frac{\sin α}{α} = 1
\oint_C \vec{F}\cdot d\vec{r} = 0
212K
\oint_C \vec{F}\cdot d\vec{r} = 0
362K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
179K
\frac{11}{6} \sum_{i=1}^{n} i^{2}
405K
det| 9 4 ; 1 10 | = 86
442K