Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 00:03Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{4}{9} \sum_{i=1}^{n} i^{2}
438K
d/dx [x^7] = 7x^6
AgNO₃ + NaCl → AgCl↓ + NaNO₃
186K
\oint_C \vec{F}\cdot d\vec{r} = 0
411K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
22K
CH₄ + 2O₂ → CO₂ + 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
459K
N₂ + 3H₂ ⇌ 2NH₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
455K
∑_{k=1}^{n} k = n(n+1)/2
191K