Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 14:58Z
1y² + 4y + 5 = 0
det| 9 4 ; 1 10 | = 86
218K
det| 4 8 ; 3 5 | = -4
190K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
248K
\oint_C \vec{F}\cdot d\vec{r} = 0
E = mc²
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
138K