Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 14:52Z
∑_{k=1}^{n} k = n(n+1)/2
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
244K
det| 12 5 ; 4 13 | = 136
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 4 9 ; 7 5 | = -43
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
137K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
197K
det| 1 1 ; 3 2 | = -1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
262K
det| 7 4 ; 4 8 | = 40
196K
det| 12 9 ; 3 13 | = 129
\frac{12}{7} \sum_{i=1}^{n} i^{2}
218K
det| 3 3 ; 4 4 | = 0
299K
F = ma
CaCO₃ → CaO + CO₂