Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 19:10Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∫₀^∞ e^(-n²) dn = √π / 2
445K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
193K
\lim_{x\to 0} \frac{\sin x}{x} = 1
det| 7 4 ; 4 8 | = 40
322K
∫₀^∞ e^(-α²) dα = √π / 2
\frac{3}{2} \sum_{i=1}^{n} i^{2}
362K
∫₀^∞ e^(-t²) dt = √π / 2
42K
∑_{k=1}^{n} k = n(n+1)/2
41K