Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 00:50Z
2H₂ + O₂ → 2H₂O
det| 9 4 ; 1 10 | = 86
52K
det| 8 8 ; 7 9 | = 16
AgNO₃ + NaCl → AgCl↓ + NaNO₃
90K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
91K
CH₄ + 2O₂ → CO₂ + 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
50K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
197K
det| 10 3 ; 0 11 | = 110
∑_{k=1}^{n} k = n(n+1)/2
262K
2z² + 3z + 3 = 0
9z² + 8z + 1 = 0
det| 1 8 ; 1 2 | = -6