Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-18 15:04Z
8θ² + 7θ + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
11K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 2 ; 1 8 | = 54
231K
\frac{11}{8} \sum_{i=1}^{n} i^{2}
195K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 7 4 ; 4 8 | = 40
412K
det| 11 2 ; 5 12 | = 122
1K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
242K
∑_{k=1}^{n} k = n(n+1)/2
339K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
291K