Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:51Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 1 2 ; 7 2 | = -12
320K
det| 4 7 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
394K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
211K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
390K
∑_{k=1}^{n} k = n(n+1)/2
69K
det| 7 4 ; 4 8 | = 40
144K
\frac{7}{1} \sum_{i=1}^{n} i^{2}
352K