Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-18 00:42Z
\frac{7}{9} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
406K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
429K
5z² + 1z + 0 = 0
det| 1 1 ; 5 2 | = -3
231K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
1K
det| 7 4 ; 4 8 | = 40
55K
∑_{k=1}^{n} k = n(n+1)/2
242K
det| 4 2 ; 1 5 | = 18
339K