Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-21 10:59Z
F = G m₁m₂ / r²
\frac{7}{5} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
375K
2H₂ + O₂ → 2H₂O
\frac{2}{2} \sum_{i=1}^{n} i^{2}
434K
5ω² + 7ω + 0 = 0
det| 6 3 ; 0 7 | = 42
\binom{n}{k} = \frac{n!}{k!(n-k)!}
39K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
det| 5 9 ; 0 6 | = 30
\oint_C \vec{F}\cdot d\vec{r} = 0