Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-19 20:42Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
451K
det| 10 2 ; 3 11 | = 104
264K
det| 8 9 ; 3 9 | = 45
det| 11 5 ; 0 12 | = 132
252K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 2 3 ; 3 3 | = -3
det| 9 4 ; 1 10 | = 86
377K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
299K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{4}{9} \sum_{i=1}^{n} i^{2}
420K
\binom{n}{k} = \frac{n!}{k!(n-k)!}