Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 15:59Z
\frac{7}{8} \sum_{i=1}^{n} i^{2}
CaCO₃ → CaO + CO₂
\oint_C \vec{F}\cdot d\vec{r} = 0
57K
\frac{3}{5} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
264K
\frac{8}{6} \sum_{i=1}^{n} i^{2}
276K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
257K
∑_{k=1}^{n} k = n(n+1)/2
det| 4 6 ; 4 5 | = -4
256K