Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-18 15:05Z
8θ² + 7θ + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
68K
CaCO₃ → CaO + CO₂
det| 4 6 ; 4 5 | = -4
406K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
231K
det| 7 4 ; 4 8 | = 40
195K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
2H₂ + O₂ → 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\frac{2}{4} \sum_{i=1}^{n} i^{2}