Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 22:10Z
F = G m₁m₂ / r²
Fe₂O₃ + 3CO → 2Fe + 3CO₂
52K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 10 7 ; 3 11 | = 89
90K
2H₂ + O₂ → 2H₂O
det| 8 4 ; 0 9 | = 72
∫₀^∞ e^(-y²) dy = √π / 2
137K
det| 3 1 ; 4 4 | = 8
det| 3 7 ; 7 4 | = -37
6z² + 6z + 7 = 0