Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 03:21Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
10y² + 7y + 7 = 0
det| 7 4 ; 4 8 | = 40
131K
CaCO₃ → CaO + CO₂
∫₀^∞ e^(-n²) dn = √π / 2
91K
∫₀^∞ e^(-t²) dt = √π / 2
201K
∑_{k=1}^{n} k = n(n+1)/2
295K