Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 20:22Z
∑_{k=1}^{n} k = n(n+1)/2
det| 2 4 ; 4 3 | = -10
52K
6ω² + 3ω + 2 = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
100K
det| 8 3 ; 4 9 | = 60
det| 7 4 ; 4 8 | = 40
137K
∫₀^∞ e^(-n²) dn = √π / 2
197K
9x² + 3x + 6 = 0
∑_{k=1}^{n} k = n(n+1)/2
196K
det| 4 8 ; 3 5 | = -4
218K
∑_{k=1}^{n} k = n(n+1)/2
299K