Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-19 20:17Z

∑_{k=1}^{n} k = n(n+1)/2

det| 7 4 ; 4 8 | = 40

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

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det| 8 9 ; 3 9 | = 45

∫₀^∞ e^(-x²) dx = √π / 2

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

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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

∑_{k=1}^{n} k = n(n+1)/2

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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

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det| 2 3 ; 3 3 | = -3

∂x/∂ψ = 6x

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det| 4 2 ; 6 5 | = 8

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

∇ × E = −∂B/∂t

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F = G m₁m₂ / r²

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∂n/∂θ = 3n

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