Math Dump /sym/13676f
id=655580 · host=jp.commstar.world · 2026-09-01 21:08Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 4 1 ; 6 5 | = 14
402K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 5 3 ; 7 6 | = 9
398K
1φ² + 5φ + 6 = 0
\frac{1}{6} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-n²) dn = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
F = ma
N₂ + 3H₂ ⇌ 2NH₃
7y² + 4y + 7 = 0
\lim_{y\to 0} \frac{\sin y}{y} = 1
∑_{k=1}^{n} k = n(n+1)/2
ΔS ≥ 0