Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:22Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 2 4 ; 4 3 | = -10
320K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
438K
2r² + 6r + 5 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
394K
det| 11 9 ; 0 12 | = 132
29K
E = mc²
\binom{n}{k} = \frac{n!}{k!(n-k)!}
211K
∂y/∂y = 3y
∑_{k=1}^{n} k = n(n+1)/2
390K
det| 9 4 ; 1 10 | = 86
69K
ΔS ≥ 0
det| 4 5 ; 4 5 | = 0