Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 23:39Z
11t² + 7t + 4 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
198K
E = mc²
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
366K
∑_{k=1}^{n} k = n(n+1)/2
201K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 9 4 ; 1 10 | = 86
319K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 7 2 ; 7 8 | = 42
359K
CH₄ + 2O₂ → CO₂ + 2H₂O
263K
det| 10 1 ; 4 11 | = 106
det| 5 3 ; 2 6 | = 24
233K
∑_{k=1}^{n} k = n(n+1)/2
412K
∑_{k=1}^{n} k = n(n+1)/2