Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 15:20Z
\lim_{y\to 0} \frac{\sin y}{y} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
326K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
155K
det| 5 6 ; 7 6 | = -12
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det| 8 8 ; 0 9 | = 72
det| 7 4 ; 4 8 | = 40
366K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
201K
λ = h/p
\oint_C \vec{F}\cdot d\vec{r} = 0
176K
∑_{k=1}^{n} k = n(n+1)/2
319K
det| 5 2 ; 3 6 | = 24
359K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
263K