Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 18:27Z
det| 11 8 ; 0 12 | = 132
det| 4 8 ; 3 5 | = -4
244K
N₂ + 3H₂ ⇌ 2NH₃
det| 5 3 ; 2 6 | = 24
90K
det| 10 5 ; 4 11 | = 90
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
100K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
50K
CH₄ + 2O₂ → CO₂ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
197K
2H₂ + O₂ → 2H₂O
det| 9 4 ; 1 10 | = 86
196K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
218K
∑_{k=1}^{n} k = n(n+1)/2
299K