Math Dump /sym/490dbe
id=712651 · host=fr.findroms.cloud · 2026-08-20 02:15Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
11r² + 4r + 4 = 0
det| 5 6 ; 2 6 | = 18
366K
det| 3 7 ; 2 4 | = -2
475K
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
79K
\frac{9}{2} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
43K
4θ² + 9θ + 1 = 0
5z² + 7z + 7 = 0
det| 6 1 ; 7 7 | = 35
det| 10 5 ; 0 11 | = 110
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂