Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 18:20Z
9n² + 9n + 6 = 0
det| 2 7 ; 7 3 | = -43
36K
det| 7 4 ; 4 8 | = 40
269K
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
131K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 3 ; 2 6 | = 24
376K
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
344K
∂x/∂ω = 9x
det| 10 3 ; 4 11 | = 98
91K
4t² + 8t + 6 = 0
det| 11 8 ; 5 12 | = 92
Fe₂O₃ + 3CO → 2Fe + 3CO₂
d/dn [n^10] = 10n^9