Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 16:38Z
∇ × E = −∂B/∂t
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\frac{8}{9} \sum_{i=1}^{n} i^{2}
\oint_C \vec{F}\cdot d\vec{r} = 0
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F = ma
det| 4 8 ; 3 5 | = -4
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det| 4 4 ; 5 5 | = 0
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10n² + 4n + 5 = 0
det| 3 1 ; 7 4 | = 5
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\binom{n}{k} = \frac{n!}{k!(n-k)!}