Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 01:41Z
\frac{10}{8} \sum_{i=1}^{n} i^{2}
det| 8 2 ; 7 9 | = 58
190K
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
157K
11n² + 7n + 7 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
299K
∑_{k=1}^{n} k = n(n+1)/2
244K