Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 18:57Z
det| 11 8 ; 0 12 | = 132
det| 8 6 ; 6 9 | = 36
244K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
52K
N₂ + 3H₂ ⇌ 2NH₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
100K
det| 7 4 ; 4 8 | = 40
50K
CH₄ + 2O₂ → CO₂ + 2H₂O
\frac{12}{6} \sum_{i=1}^{n} i^{2}
137K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
196K
∑_{k=1}^{n} k = n(n+1)/2
299K