Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 22:31Z
F = G m₁m₂ / r²
\binom{n}{k} = \frac{n!}{k!(n-k)!}
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
90K
det| 5 3 ; 2 6 | = 24
91K
2H₂ + O₂ → 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
100K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
50K
det| 8 4 ; 0 9 | = 72
\frac{11}{6} \sum_{i=1}^{n} i^{2}
137K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
197K
det| 3 1 ; 4 4 | = 8
det| 3 7 ; 7 4 | = -37
6z² + 6z + 7 = 0
det| 8 9 ; 1 9 | = 63