Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 15:58Z
\frac{7}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
479K
CaCO₃ → CaO + CO₂
\frac{3}{5} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
264K
det| 9 4 ; 1 10 | = 86
276K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
257K
∑_{k=1}^{n} k = n(n+1)/2
250K
det| 3 6 ; 0 4 | = 12
62K