Math Dump /sym/9ee230
id=588178 · host=jp.commstar.world · 2026-09-01 21:05Z
d/dθ [θ^12] = 12θ^11
det| 4 1 ; 6 5 | = 14
402K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 5 3 ; 7 6 | = 9
398K
CH₄ + 2O₂ → CO₂ + 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 5 5 ; 3 6 | = 15
det| 8 3 ; 2 9 | = 66
det| 6 6 ; 2 7 | = 30
\frac{5}{3} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2