Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 20:33Z
det| 6 5 ; 4 7 | = 22
det| 7 4 ; 4 8 | = 40
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\oint_C \vec{F}\cdot d\vec{r} = 0
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∇²φ = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
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\frac{9}{2} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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F = ma
∑_{k=1}^{n} k = n(n+1)/2
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\lim_{r\to 0} \frac{\sin r}{r} = 1
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