Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 22:13Z
F = G m₁m₂ / r²
det| 1 4 ; 2 2 | = -6
244K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
52K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
91K
2H₂ + O₂ → 2H₂O
det| 5 3 ; 2 6 | = 24
100K
det| 8 4 ; 0 9 | = 72
det| 8 2 ; 7 9 | = 58
197K
det| 3 1 ; 4 4 | = 8
det| 9 4 ; 1 10 | = 86
262K
∑_{k=1}^{n} k = n(n+1)/2
218K