Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 00:03Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{9}{4} \sum_{i=1}^{n} i^{2}
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d/dx [x^7] = 7x^6
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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CH₄ + 2O₂ → CO₂ + 2H₂O
\lim_{t\to 0} \frac{\sin t}{t} = 1
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det| 12 6 ; 5 13 | = 126
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det| 7 2 ; 7 8 | = 42
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∫₀^∞ e^(-β²) dβ = √π / 2
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