Math Dump /sym/6c3138

id=1 · host=fr.findroms.cloud · 2026-10-17 23:40Z

Fe₂O₃ + 3CO → 2Fe + 3CO₂

PV = nRT

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∑_{k=1}^{n} k = n(n+1)/2

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

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

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det| 7 2 ; 7 8 | = 42

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ω = 2πf

8ψ² + 7ψ + 0 = 0

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iħ ∂ψ/∂t = Ĥψ

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9θ² + 7θ + 4 = 0

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\frac{4}{6} \sum_{i=1}^{n} i^{2}

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∑_{k=1}^{n} k = n(n+1)/2

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∇ × E = −∂B/∂t

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

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