Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 18:01Z
9n² + 9n + 6 = 0
det| 7 4 ; 4 8 | = 40
36K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
269K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
158K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 6 ; 0 10 | = 90
139K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
201K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
295K