Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 19:11Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 4 6 ; 4 5 | = -4
445K
\lim_{x\to 0} \frac{\sin x}{x} = 1
det| 10 7 ; 3 11 | = 89
322K
∫₀^∞ e^(-n²) dn = √π / 2
235K
∫₀^∞ e^(-α²) dα = √π / 2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
179K
det| 7 4 ; 1 8 | = 52
Fe₂O₃ + 3CO → 2Fe + 3CO₂
442K
λ = h/p
\lim_{x\to 0} \frac{\sin x}{x} = 1
41K
∂r/∂φ = 4r
det| 8 4 ; 1 9 | = 68
7x² + 9x + 3 = 0