Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 23:25Z
11t² + 7t + 4 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
198K
E = mc²
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 3 1 ; 7 4 | = 5
319K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 10 1 ; 4 11 | = 106
det| 5 9 ; 7 6 | = -33
233K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2