Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 01:45Z
\frac{10}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
11n² + 7n + 7 = 0
det| 7 4 ; 4 8 | = 40
299K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
105K
∑_{k=1}^{n} k = n(n+1)/2
100K
det| 5 7 ; 2 6 | = 16
138K
∑_{k=1}^{n} k = n(n+1)/2
354K