Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:54Z
11x² + 3x + 4 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
222K
ω = 2πf
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
174K
∑_{k=1}^{n} k = n(n+1)/2
61K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
392K