Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 08:21Z
∑_{k=1}^{n} k = n(n+1)/2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
75K
11n² + 1n + 0 = 0
det| 11 9 ; 0 12 | = 132
129K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
191K
4y² + 8y + 1 = 0
det| 3 3 ; 4 4 | = 0
153K
det| 10 7 ; 3 11 | = 89
338K
det| 9 4 ; 1 10 | = 86
188K