Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 14:11Z
3r² + 5r + 6 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
193K
F = ma
det| 4 6 ; 4 5 | = -4
322K
det| 11 2 ; 0 12 | = 132
det| 7 4 ; 4 8 | = 40
212K
∫₀^∞ e^(-x²) dx = √π / 2
362K
E = mc²
∑_{k=1}^{n} k = n(n+1)/2
442K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
42K