Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 03:28Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\frac{1}{6} \sum_{i=1}^{n} i^{2}
\frac{12}{7} \sum_{i=1}^{n} i^{2}
90K
\lim_{t\to 0} \frac{\sin t}{t} = 1
91K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
100K
3β² + 5β + 2 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
137K
det| 7 4 ; 4 8 | = 40
197K
e^{i\pi} + 1 = 0
\frac{12}{6} \sum_{i=1}^{n} i^{2}
196K
∑_{k=1}^{n} k = n(n+1)/2
218K