Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:57Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 4 7 ; 0 5 | = 20
det| 9 4 ; 1 10 | = 86
90K
∑_{k=1}^{n} k = n(n+1)/2
\frac{12}{7} \sum_{i=1}^{n} i^{2}
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CH₄ + 2O₂ → CO₂ + 2H₂O
390K
∑_{k=1}^{n} k = n(n+1)/2
69K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K