Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 15:57Z
\lim_{y\to 0} \frac{\sin y}{y} = 1
∑_{k=1}^{n} k = n(n+1)/2
326K
det| 10 2 ; 1 11 | = 108
198K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
155K
det| 8 8 ; 0 9 | = 72
det| 7 2 ; 7 8 | = 42
263K
det| 3 7 ; 2 4 | = -2
233K