Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:12Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
det| 1 4 ; 2 2 | = -6
479K
det| 11 9 ; 0 12 | = 132
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 6 ; 4 6 | = 6
276K
det| 12 9 ; 5 13 | = 111
62K
∫₀^∞ e^(-t²) dt = √π / 2
256K