Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:48Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 4 7 ; 0 5 | = 20
\frac{7}{1} \sum_{i=1}^{n} i^{2}
90K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{12}{6} \sum_{i=1}^{n} i^{2}
94K
∑_{k=1}^{n} k = n(n+1)/2
211K
det| 9 7 ; 3 10 | = 69
390K
det| 7 4 ; 4 8 | = 40
69K
det| 8 9 ; 4 9 | = 36
144K