Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 00:21Z
∇ × E = −∂B/∂t
\oint_C \vec{F}\cdot d\vec{r} = 0
36K
det| 5 8 ; 4 6 | = -2
269K
det| 11 2 ; 1 12 | = 130
∑_{k=1}^{n} k = n(n+1)/2
131K
det| 9 6 ; 3 10 | = 72
158K
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
376K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
139K
det| 11 8 ; 6 12 | = 84
201K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
295K
det| 7 4 ; 4 8 | = 40
443K
\frac{12}{4} \sum_{i=1}^{n} i^{2}
224K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
137K
\frac{12}{9} \sum_{i=1}^{n} i^{2}
332K