Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 22:46Z
F = G m₁m₂ / r²
∑_{k=1}^{n} k = n(n+1)/2
244K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
52K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
2H₂ + O₂ → 2H₂O
det| 10 5 ; 4 11 | = 90
100K
det| 4 6 ; 4 5 | = -4
50K
det| 9 4 ; 1 10 | = 86
197K
det| 2 6 ; 0 3 | = 6
262K
∫₀^∞ e^(-t²) dt = √π / 2
196K
∑_{k=1}^{n} k = n(n+1)/2
218K
det| 8 2 ; 7 9 | = 58
299K