Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-18 00:34Z

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

det| 9 4 ; 1 10 | = 86

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∑_{k=1}^{n} k = n(n+1)/2

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d/dx [x^7] = 7x^6

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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\lim_{α\to 0} \frac{\sin α}{α} = 1

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

det| 5 3 ; 7 6 | = 9

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det| 7 6 ; 1 8 | = 50

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CH₄ + 2O₂ → CO₂ + 2H₂O

e^{i\pi} + 1 = 0

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12y² + 5y + 7 = 0

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

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d/dφ [φ^1] = 1φ^0

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