Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 15:26Z
2n² + 2n + 2 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
445K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
193K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
322K
6ψ² + 3ψ + 4 = 0
det| 9 4 ; 1 10 | = 86
212K
∑_{k=1}^{n} k = n(n+1)/2
362K
det| 2 7 ; 7 3 | = -43
405K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
442K
∫₀^∞ e^(-ω²) dω = √π / 2
42K
\frac{11}{6} \sum_{i=1}^{n} i^{2}
41K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
369K