Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 06:10Z
det| 8 1 ; 6 9 | = 66
∑_{k=1}^{n} k = n(n+1)/2
52K
∑_{k=1}^{n} k = n(n+1)/2
1n² + 9n + 0 = 0
det| 7 4 ; 4 8 | = 40
50K
F = ma
d/dω [ω^6] = 6ω^5
∑_{k=1}^{n} k = n(n+1)/2
262K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
196K