Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 00:40Z
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
52K
det| 8 8 ; 7 9 | = 16
∫₀^∞ e^(-n²) dn = √π / 2
90K
det| 8 2 ; 7 9 | = 58
91K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 3 6 ; 0 4 | = 12
100K
det| 7 4 ; 4 8 | = 40
50K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{12}{7} \sum_{i=1}^{n} i^{2}
137K
det| 10 3 ; 0 11 | = 110
∑_{k=1}^{n} k = n(n+1)/2
262K
\frac{12}{6} \sum_{i=1}^{n} i^{2}
196K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
299K