Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 22:28Z
det| 5 7 ; 7 6 | = -19
\binom{n}{k} = \frac{n!}{k!(n-k)!}
40K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
6n² + 8n + 4 = 0
∇²φ = 0
det| 3 6 ; 0 4 | = 12
306K
\lim_{α\to 0} \frac{\sin α}{α} = 1
322K
∑_{k=1}^{n} k = n(n+1)/2
det| 4 8 ; 3 5 | = -4
374K
5y² + 8y + 1 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
247K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
417K
ΔS ≥ 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃