Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-18 20:22Z

det| 6 5 ; 4 7 | = 22

det| 5 9 ; 7 6 | = -33

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∑_{k=1}^{n} k = n(n+1)/2

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∇²φ = 0

∑_{k=1}^{n} k = n(n+1)/2

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d/dt [t^3] = 3t^2

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\frac{9}{2} \sum_{i=1}^{n} i^{2}

∑_{k=1}^{n} k = n(n+1)/2

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\frac{4}{9} \sum_{i=1}^{n} i^{2}

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F = ma

\binom{n}{k} = \frac{n!}{k!(n-k)!}

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PV = nRT

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\lim_{α\to 0} \frac{\sin α}{α} = 1

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det| 9 4 ; 1 10 | = 86

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