Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 18:20Z
9n² + 9n + 6 = 0
det| 7 4 ; 4 8 | = 40
36K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
269K
∑_{k=1}^{n} k = n(n+1)/2
\frac{2}{2} \sum_{i=1}^{n} i^{2}
131K
∑_{k=1}^{n} k = n(n+1)/2
158K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
240K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
91K