Σ index Eq pack 13 Batch 4 Eq pack 19 Batch 16 Matrix 23 Matrix 11 Eq pack 7 Σ#24 Rxn set 8 Rxn set 14 Matrix 5 Σ#12 Eq pack 1

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-20 14:09Z

3r² + 5r + 6 = 0

∑_{k=1}^{n} k = n(n+1)/2

445K

2H₂ + O₂ → 2H₂O

193K

F = ma

∑_{k=1}^{n} k = n(n+1)/2

322K

d/dx [x^5] = 5x^4

235K

det| 11 2 ; 0 12 | = 132

det| 6 6 ; 2 7 | = 30

212K

∑_{k=1}^{n} k = n(n+1)/2

362K

E = mc²

AgNO₃ + NaCl → AgCl↓ + NaNO₃

179K

det| 7 4 ; 4 8 | = 40

405K

∇ × E = −∂B/∂t

F = G m₁m₂ / r²

442K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

42K

det| 12 5 ; 1 13 | = 151

\binom{n}{k} = \frac{n!}{k!(n-k)!}

41K

N₂ + 3H₂ ⇌ 2NH₃

369K

CH₄ + 2O₂ → CO₂ + 2H₂O

∑_{k=1}^{n} k = n(n+1)/2