Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 01:07Z
\frac{10}{8} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
218K
∑_{k=1}^{n} k = n(n+1)/2
11n² + 7n + 7 = 0
det| 1 8 ; 4 2 | = -30
299K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∑_{k=1}^{n} k = n(n+1)/2
244K
det| 11 4 ; 5 12 | = 112
105K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
100K
det| 7 6 ; 1 8 | = 50
138K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
354K