Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-19 20:37Z

∑_{k=1}^{n} k = n(n+1)/2

det| 10 2 ; 3 11 | = 104

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∑_{k=1}^{n} k = n(n+1)/2

264K

det| 8 9 ; 3 9 | = 45

2n² + 4n + 0 = 0

297K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

F = G m₁m₂ / r²

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PV = nRT

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det| 2 3 ; 3 3 | = -3

\oint_C \vec{F}\cdot d\vec{r} = 0

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det| 9 4 ; 1 10 | = 86

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

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7r² + 8r + 5 = 0

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∇²γ = 0

109K