Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 19:40Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{x\to 0} \frac{\sin x}{x} = 1
∫₀^∞ e^(-α²) dα = √π / 2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
212K
\frac{11}{8} \sum_{i=1}^{n} i^{2}
362K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
405K
∑_{k=1}^{n} k = n(n+1)/2
442K
det| 2 4 ; 4 3 | = -10
42K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
41K
\frac{12}{7} \sum_{i=1}^{n} i^{2}
369K