Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 19:10Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{x\to 0} \frac{\sin x}{x} = 1
∫₀^∞ e^(-ω²) dω = √π / 2
322K
\frac{12}{7} \sum_{i=1}^{n} i^{2}
235K
∫₀^∞ e^(-α²) dα = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
212K
det| 7 4 ; 4 8 | = 40
362K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 1 8 | = 52
d/dz [z^11] = 11z^10
442K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
42K