Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-18 15:37Z

11n² + 5n + 4 = 0

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

460K

det| 9 8 ; 3 10 | = 66

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∫₀^∞ e^(-x²) dx = √π / 2

det| 1 4 ; 3 2 | = -10

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12y² + 5y + 7 = 0

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4φ² + 6φ + 2 = 0

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

448K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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∑_{k=1}^{n} k = n(n+1)/2

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∑_{k=1}^{n} k = n(n+1)/2

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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

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det| 9 4 ; 1 10 | = 86

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∫₀^∞ e^(-t²) dt = √π / 2

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