Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-19 20:22Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
451K
det| 11 5 ; 0 12 | = 132
264K
det| 8 9 ; 3 9 | = 45
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 2 3 ; 3 3 | = -3
det| 9 4 ; 1 10 | = 86
377K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 2 ; 2 13 | = 152
401K
∑_{k=1}^{n} k = n(n+1)/2
420K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 4 ; 0 6 | = 30