Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-18 15:07Z
8θ² + 7θ + 3 = 0
det| 7 4 ; 4 8 | = 40
68K
CaCO₃ → CaO + CO₂
det| 1 1 ; 5 2 | = -3
406K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
Fe₂O₃ + 3CO → 2Fe + 3CO₂
412K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
55K
\frac{2}{4} \sum_{i=1}^{n} i^{2}
\lim_{α\to 0} \frac{\sin α}{α} = 1
339K
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-φ²) dφ = √π / 2