Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:06Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∫₀^∞ e^(-t²) dt = √π / 2
269K
10y² + 7y + 7 = 0
det| 11 2 ; 5 12 | = 122
158K
CaCO₃ → CaO + CO₂
10y² + 4y + 6 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}