Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 14:00Z
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
52K
det| 12 5 ; 4 13 | = 136
CH₄ + 2O₂ → CO₂ + 2H₂O
90K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\frac{2}{2} \sum_{i=1}^{n} i^{2}
50K
det| 4 9 ; 7 5 | = -43
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
137K
\oint_C \vec{F}\cdot d\vec{r} = 0
197K
det| 1 1 ; 3 2 | = -1
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
196K
det| 12 9 ; 3 13 | = 129
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
218K
det| 3 8 ; 6 4 | = -36