Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 19:55Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
d/dz [z^11] = 11z^10
445K
\lim_{x\to 0} \frac{\sin x}{x} = 1
\lim_{t\to 0} \frac{\sin t}{t} = 1
322K
det| 4 6 ; 0 5 | = 20
235K
∫₀^∞ e^(-α²) dα = √π / 2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
212K
∑_{k=1}^{n} k = n(n+1)/2
362K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-y²) dy = √π / 2
179K
det| 7 4 ; 4 8 | = 40
405K
det| 7 4 ; 1 8 | = 52
λ = h/p
\binom{n}{k} = \frac{n!}{k!(n-k)!}
41K
det| 8 4 ; 1 9 | = 68
7x² + 9x + 3 = 0