Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 20:13Z
9y² + 1y + 4 = 0
∫₀^∞ e^(-z²) dz = √π / 2
297K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\frac{7}{8} \sum_{i=1}^{n} i^{2}
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
176K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 11 5 ; 0 12 | = 132
306K
det| 9 4 ; 1 10 | = 86
322K
∑_{k=1}^{n} k = n(n+1)/2
247K
\oint_C \vec{F}\cdot d\vec{r} = 0
417K