Symbolic Index /sym/095712
id=26 · host=au.commstar.world · 2026-08-18 22:16Z
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
240K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 8 2 ; 7 9 | = 58
376K
∑_{k=1}^{n} k = n(n+1)/2
\frac{12}{7} \sum_{i=1}^{n} i^{2}
82K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
142K
11n² + 9n + 3 = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
191K
\lim_{y\to 0} \frac{\sin y}{y} = 1
det| 3 6 ; 0 4 | = 12