Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 02:10Z
det| 2 2 ; 6 3 | = -6
det| 7 9 ; 1 8 | = 47
198K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
155K
det| 7 2 ; 7 8 | = 42
63K
det| 3 1 ; 4 4 | = 8
Fe₂O₃ + 3CO → 2Fe + 3CO₂
319K
det| 12 1 ; 4 13 | = 152
359K
det| 7 4 ; 4 8 | = 40
233K