Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 20:13Z
9y² + 1y + 4 = 0
det| 4 8 ; 3 5 | = -4
40K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\frac{12}{7} \sum_{i=1}^{n} i^{2}
138K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
138K
\frac{7}{8} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
Fe₂O₃ + 3CO → 2Fe + 3CO₂
374K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
112K
det| 11 9 ; 5 12 | = 87
247K