Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:19Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
320K
det| 8 6 ; 5 9 | = 42
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\frac{8}{6} \sum_{i=1}^{n} i^{2}
90K
2r² + 6r + 5 = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
394K
det| 9 4 ; 1 10 | = 86
29K
E = mc²
∂y/∂y = 3y
det| 7 2 ; 7 8 | = 42
390K
∑_{k=1}^{n} k = n(n+1)/2
69K
ΔS ≥ 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
144K
det| 5 6 ; 7 6 | = -12
352K