Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-18 20:14Z
9y² + 1y + 4 = 0
det| 8 6 ; 6 9 | = 36
40K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 4 4 ; 5 5 | = 0
138K
det| 9 4 ; 1 10 | = 86
138K
\frac{7}{8} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\frac{2}{2} \sum_{i=1}^{n} i^{2}
306K
det| 11 9 ; 5 12 | = 87
322K
\lim_{x\to 0} \frac{\sin x}{x} = 1
374K
∑_{k=1}^{n} k = n(n+1)/2
112K
∫₀^∞ e^(-ω²) dω = √π / 2
247K