Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-19 00:12Z

d/dy [y^8] = 8y^7

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

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

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

5z² + 8z + 3 = 0

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12y² + 5y + 7 = 0

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d/dn [n^3] = 3n^2

3ψ² + 5ψ + 1 = 0

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∇ × E = −∂B/∂t

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det| 10 9 ; 7 11 | = 47

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∂ψ/∂β = 3ψ

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∂α/∂ω = 3α

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Fe₂O₃ + 3CO → 2Fe + 3CO₂

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∑_{k=1}^{n} k = n(n+1)/2

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