Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 01:53Z
det| 4 9 ; 0 5 | = 20
det| 8 6 ; 6 9 | = 36
445K
2H₂ + O₂ → 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
322K
\lim_{α\to 0} \frac{\sin α}{α} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
212K
det| 7 4 ; 4 8 | = 40
362K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\frac{2}{2} \sum_{i=1}^{n} i^{2}
179K
\oint_C \vec{F}\cdot d\vec{r} = 0
405K
\lim_{x\to 0} \frac{\sin x}{x} = 1
442K
\oint_C \vec{F}\cdot d\vec{r} = 0
42K
∑_{k=1}^{n} k = n(n+1)/2
369K