Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 19:57Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 4 6 ; 0 5 | = 20
445K
\lim_{x\to 0} \frac{\sin x}{x} = 1
∑_{k=1}^{n} k = n(n+1)/2
322K
∫₀^∞ e^(-φ²) dφ = √π / 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)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
405K
det| 7 4 ; 1 8 | = 52
∑_{k=1}^{n} k = n(n+1)/2
42K
λ = h/p
∫₀^∞ e^(-θ²) dθ = √π / 2
41K
∂r/∂φ = 4r