Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 16:53Z
CH₄ + 2O₂ → CO₂ + 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
244K
det| 8 6 ; 2 9 | = 60
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
90K
d/dx [x^1] = 1x^0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
100K
2n² + 7n + 5 = 0
det| 9 4 ; 1 10 | = 86
197K
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
262K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{12}{7} \sum_{i=1}^{n} i^{2}
218K
det| 7 2 ; 3 8 | = 50
299K
∇²ω = 0
d/dy [y^10] = 10y^9