Math Dump /sym/2d7b78
id=883468 · host=fr.findroms.cloud · 2026-10-11 07:17Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 4 9 ; 5 5 | = -25
det| 5 6 ; 2 6 | = 18
24K
det| 3 7 ; 2 4 | = -2
68K
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
257K
10ψ² + 4ψ + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
217K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 6 1 ; 7 7 | = 35
det| 5 7 ; 6 6 | = -12
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∇ × E = −∂B/∂t