Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 00:03Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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d/dx [x^7] = 7x^6
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-r²) dr = √π / 2
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CH₄ + 2O₂ → CO₂ + 2H₂O
det| 11 6 ; 2 12 | = 120
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N₂ + 3H₂ ⇌ 2NH₃
det| 8 4 ; 7 9 | = 44
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CaCO₃ → CaO + CO₂
\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 9 8 ; 0 10 | = 90
\lim_{z\to 0} \frac{\sin z}{z} = 1
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