Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-19 20:40Z

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

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∂y/∂n = 5y

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det| 8 9 ; 3 9 | = 45

∇²ω = 0

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Fe₂O₃ + 3CO → 2Fe + 3CO₂

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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

e^{i\pi} + 1 = 0

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F = G m₁m₂ / r²

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det| 2 3 ; 3 3 | = -3

det| 7 4 ; 4 8 | = 40

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d/dx [x^9] = 9x^8

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

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

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∑_{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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1n² + 7n + 3 = 0

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