Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 16:15Z
CH₄ + 2O₂ → CO₂ + 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
244K
\frac{8}{6} \sum_{i=1}^{n} i^{2}
52K
det| 8 6 ; 2 9 | = 60
det| 7 7 ; 4 8 | = 28
90K
d/dx [x^1] = 1x^0
∫₀^∞ e^(-x²) dx = √π / 2
100K
∫₀^∞ e^(-n²) dn = √π / 2
50K
2n² + 7n + 5 = 0
det| 3 6 ; 0 4 | = 12
137K
∑_{k=1}^{n} k = n(n+1)/2
197K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 10 3 ; 4 11 | = 98
262K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
196K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
218K