Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-19 20:37Z
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-θ²) dθ = √π / 2
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∑_{k=1}^{n} k = n(n+1)/2
264K
det| 8 9 ; 3 9 | = 45
∫₀^∞ e^(-r²) dr = √π / 2
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 2 3 ; 3 3 | = -3
det| 4 8 ; 3 5 | = -4
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∑_{k=1}^{n} k = n(n+1)/2
299K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
109K