Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 19:07Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 9 4 ; 1 10 | = 86
445K
\lim_{x\to 0} \frac{\sin x}{x} = 1
det| 2 7 ; 7 3 | = -43
322K
∫₀^∞ e^(-α²) dα = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
212K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
362K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
179K
det| 7 4 ; 1 8 | = 52