Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:18Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 9 9 ; 5 10 | = 45
144K
det| 4 7 ; 0 5 | = 20
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
90K
\lim_{r\to 0} \frac{\sin r}{r} = 1
438K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
394K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 4 ; 3 13 | = 144
det| 5 6 ; 2 6 | = 18
69K