Math Dump /sym/567715
id=413593 · host=fr.findroms.cloud · 2026-08-20 02:11Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\lim_{x\to 0} \frac{\sin x}{x} = 1
det| 5 6 ; 2 6 | = 18
366K
det| 3 7 ; 2 4 | = -2
475K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
79K
det| 3 9 ; 0 4 | = 12
∑_{k=1}^{n} k = n(n+1)/2
43K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 6 1 ; 3 7 | = 39
∑_{k=1}^{n} k = n(n+1)/2
PV = nRT
det| 2 4 ; 4 3 | = -10
\binom{n}{k} = \frac{n!}{k!(n-k)!}