Math Dump /sym/747084
id=173790 · host=jp.commstar.world · 2026-09-01 21:07Z
\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
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 11 1 ; 5 12 | = 127
∇ × E = −∂B/∂t
∇²r = 0
d/dω [ω^4] = 4ω^3
E = mc²
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
det| 2 3 ; 7 3 | = -15
10y² + 1y + 3 = 0