Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 15:21Z
\lim_{y\to 0} \frac{\sin y}{y} = 1
det| 4 6 ; 4 5 | = -4
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AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 7 4 ; 4 8 | = 40
63K
det| 8 8 ; 0 9 | = 72
∑_{k=1}^{n} k = n(n+1)/2
366K
\oint_C \vec{F}\cdot d\vec{r} = 0
201K
λ = h/p
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
359K
8x² + 1x + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
233K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
412K
∇ × E = −∂B/∂t