Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:44Z
11x² + 3x + 4 = 0
det| 5 6 ; 2 6 | = 18
66K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
222K
ω = 2πf
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 9 ; 5 13 | = 111
61K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
380K
∑_{k=1}^{n} k = n(n+1)/2
392K