Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 19:11Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 7 4 ; 4 8 | = 40
445K
\lim_{x\to 0} \frac{\sin x}{x} = 1
∑_{k=1}^{n} k = n(n+1)/2
322K
∫₀^∞ e^(-α²) dα = √π / 2
\frac{2}{2} \sum_{i=1}^{n} i^{2}
362K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
405K
det| 7 4 ; 1 8 | = 52
12ω² + 3ω + 7 = 0
λ = h/p