Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-18 15:06Z
8θ² + 7θ + 3 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
68K
det| 4 8 ; 3 5 | = -4
11K
CaCO₃ → CaO + CO₂
det| 1 1 ; 5 2 | = -3
406K
∑_{k=1}^{n} k = n(n+1)/2
429K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
195K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
1K
2H₂ + O₂ → 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\frac{2}{4} \sum_{i=1}^{n} i^{2}
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-φ²) dφ = √π / 2