Math Dump /sym/ae23d5
id=596204 · host=jp.commstar.world · 2026-09-01 21:05Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 4 1 ; 6 5 | = 14
402K
det| 8 1 ; 1 9 | = 71
det| 5 3 ; 7 6 | = 9
398K
∑_{k=1}^{n} k = n(n+1)/2
E = mc²
det| 11 9 ; 1 12 | = 123
det| 7 9 ; 0 8 | = 56
12x² + 9x + 6 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
∇²t = 0
∇²r = 0