Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 01:30Z
\frac{10}{8} \sum_{i=1}^{n} i^{2}
det| 4 8 ; 3 5 | = -4
190K
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
248K
11n² + 7n + 7 = 0
det| 1 1 ; 5 2 | = -3
170K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
299K