Math Dump /sym/6c3138

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

∑_{k=1}^{n} k = n(n+1)/2

\lim_{t\to 0} \frac{\sin t}{t} = 1

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8x² + 2x + 7 = 0

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det| 8 9 ; 3 9 | = 45

\lim_{α\to 0} \frac{\sin α}{α} = 1

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det| 10 7 ; 3 11 | = 89

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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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F = G m₁m₂ / r²

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det| 2 3 ; 3 3 | = -3

iħ ∂ψ/∂t = Ĥψ

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11t² + 9t + 5 = 0

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

7r² + 8r + 5 = 0

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det| 9 4 ; 1 10 | = 86

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