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 21:18Z

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

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

445K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

193K

λ = h/p

d/dt [t^3] = 3t^2

322K

3z² + 5z + 1 = 0

235K

det| 10 8 ; 1 11 | = 102

5z² + 8z + 3 = 0

212K

\frac{12}{7} \sum_{i=1}^{n} i^{2}

362K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

179K

det| 9 4 ; 1 10 | = 86

405K

det| 2 6 ; 0 3 | = 6

442K

∫₀^∞ e^(-t²) dt = √π / 2

42K

∑_{k=1}^{n} k = n(n+1)/2

41K

F = G m₁m₂ / r²

369K