Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:59Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 4 7 ; 0 5 | = 20
\binom{n}{k} = \frac{n!}{k!(n-k)!}
438K
∑_{k=1}^{n} k = n(n+1)/2
det| 5 6 ; 7 6 | = -12
394K
∑_{k=1}^{n} k = n(n+1)/2
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{8}{7} \sum_{i=1}^{n} i^{2}
94K
det| 9 4 ; 1 10 | = 86
211K
det| 12 4 ; 3 13 | = 144
\oint_C \vec{F}\cdot d\vec{r} = 0
390K
12γ² + 8γ + 0 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
144K