Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:22Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
36K
∑_{k=1}^{n} k = n(n+1)/2
269K
10y² + 7y + 7 = 0
det| 3 6 ; 0 4 | = 12
131K
CaCO₃ → CaO + CO₂
10y² + 4y + 6 = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
344K
\binom{n}{k} = \frac{n!}{k!(n-k)!}